THREE STANDARD DEVIATION CONTROL LIMITS

FOR PERCENT IN ERROR

<table style="width:100%;">
<colgroup>
<col style="width: 20%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 10%" />
<col style="width: 10%" />
</colgroup>
<tbody>
<tr class="odd">
<td><strong>Number of sample units included</strong></td>
<td colspan="10"><strong>Quality Level (Percent in Error)</strong></td>
</tr>
<tr class="even">
<td><p><strong>in estimated</strong></p>
<p><strong>quality level</strong></p></td>
<td colspan="3">0.1</td>
<td colspan="3">0.2</td>
<td colspan="2">0.3</td>
<td colspan="2">0.4</td>
</tr>
<tr class="odd">
<td></td>
<td>UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td>UCL</td>
<td>LCL</td>
</tr>
<tr class="even">
<td>15-24</td>
<td>*</td>
<td>0.00</td>
<td colspan="2">*</td>
<td>0.00</td>
<td colspan="2">*</td>
<td>0.00</td>
<td>*</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>25-34</td>
<td>*</td>
<td>0.00</td>
<td colspan="2">*</td>
<td>0.00</td>
<td colspan="2">*</td>
<td>0.00</td>
<td>*</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>35-44</td>
<td>*</td>
<td>0.00</td>
<td colspan="2">*</td>
<td>0.00</td>
<td colspan="2">2.89</td>
<td>0.00</td>
<td>3.39</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>45-54</td>
<td>*</td>
<td>0.00</td>
<td colspan="2">*</td>
<td>0.00</td>
<td colspan="2">2.62</td>
<td>0.00</td>
<td>3.07</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>55-64</td>
<td>*</td>
<td>0.00</td>
<td colspan="2">1.93</td>
<td>0.00</td>
<td colspan="2">2.42</td>
<td>0.00</td>
<td>2.84</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>65-84</td>
<td>*</td>
<td>0.00</td>
<td colspan="2">1.75</td>
<td>0.00</td>
<td colspan="2">2.19</td>
<td>0.00</td>
<td>2.58</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>85-114</td>
<td>*</td>
<td>0.00</td>
<td colspan="2">1.54</td>
<td>0.00</td>
<td colspan="2">1.94</td>
<td>0.00</td>
<td>2.29</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>115-134</td>
<td>0.92</td>
<td>0.00</td>
<td colspan="2">1.40</td>
<td>0.00</td>
<td colspan="2">1.77</td>
<td>0.00</td>
<td>2.09</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>135-164</td>
<td>0.88</td>
<td>0.00</td>
<td colspan="2">1.29</td>
<td>0.00</td>
<td colspan="2">1.64</td>
<td>0.00</td>
<td>1.94</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>165-184</td>
<td>0.82</td>
<td>0.00</td>
<td colspan="2">1.21</td>
<td>0.00</td>
<td colspan="2">1.54</td>
<td>0.00</td>
<td>1.83</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>185-214</td>
<td>0.77</td>
<td>0.00</td>
<td colspan="2">1.15</td>
<td>0.00</td>
<td colspan="2">1.46</td>
<td>0.00</td>
<td>1.74</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>215-234</td>
<td>0.73</td>
<td>0.00</td>
<td colspan="2">1.09</td>
<td>0.00</td>
<td colspan="2">1.39</td>
<td>0.00</td>
<td>1.66</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>235-274</td>
<td>0.69</td>
<td>0.00</td>
<td colspan="2">1.04</td>
<td>0.00</td>
<td colspan="2">1.33</td>
<td>0.00</td>
<td>1.58</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>275-324</td>
<td>0.65</td>
<td>0.00</td>
<td colspan="2">0.97</td>
<td>0.00</td>
<td colspan="2">1.25</td>
<td>0.00</td>
<td>1.49</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>325-374</td>
<td>0.61</td>
<td>0.00</td>
<td colspan="2">0.92</td>
<td>0.00</td>
<td colspan="2">1.18</td>
<td>0.00</td>
<td>1.41</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>375-424</td>
<td>0.58</td>
<td>0.00</td>
<td colspan="2">0.87</td>
<td>0.00</td>
<td colspan="2">1.12</td>
<td>0.00</td>
<td>1.35</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>425-499</td>
<td>0.54</td>
<td>0.00</td>
<td colspan="2">0.82</td>
<td>0.00</td>
<td colspan="2">1.06</td>
<td>0.00</td>
<td>1.28</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>500-599</td>
<td>0.51</td>
<td>0.00</td>
<td colspan="2">0.77</td>
<td>0.00</td>
<td colspan="2">1.00</td>
<td>0.00</td>
<td>1.21</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>600-699</td>
<td>0.47</td>
<td>0.00</td>
<td colspan="2">0.73</td>
<td>0.00</td>
<td colspan="2">0.94</td>
<td>0.00</td>
<td>1.14</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>700-799</td>
<td>0.45</td>
<td>0.00</td>
<td colspan="2">0.69</td>
<td>0.00</td>
<td colspan="2">0.90</td>
<td>0.00</td>
<td>1.09</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>800-899</td>
<td>0.43</td>
<td>0.00</td>
<td colspan="2">0.66</td>
<td>0.00</td>
<td colspan="2">0.86</td>
<td>0.00</td>
<td>1.05</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>900-999</td>
<td>0.41</td>
<td>0.00</td>
<td colspan="2">0.63</td>
<td>0.00</td>
<td colspan="2">0.83</td>
<td>0.00</td>
<td>1.01</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>1,000-1,099</td>
<td>0.39</td>
<td>0.00</td>
<td colspan="2">0.61</td>
<td>0.00</td>
<td colspan="2">0.81</td>
<td>0.00</td>
<td>0.98</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>1,100-1,299</td>
<td>0.37</td>
<td>0.00</td>
<td colspan="2">0.59</td>
<td>0.00</td>
<td colspan="2">0.77</td>
<td>0.00</td>
<td>0.95</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>1,300-1,699</td>
<td>0.35</td>
<td>0.00</td>
<td colspan="2">0.55</td>
<td>0.00</td>
<td colspan="2">0.72</td>
<td>0.00</td>
<td>0.89</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>1,700-2,299</td>
<td>0.31</td>
<td>0.00</td>
<td colspan="2">0.50</td>
<td>0.00</td>
<td colspan="2">0.67</td>
<td>0.00</td>
<td>0.82</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>2,300-2,999</td>
<td>0.28</td>
<td>0.00</td>
<td colspan="2">0.46</td>
<td>0.00</td>
<td colspan="2">0.62</td>
<td>0.00</td>
<td>0.77</td>
<td>0.03</td>
</tr>
<tr class="odd">
<td>3,000-3,999</td>
<td>0.26</td>
<td>0.00</td>
<td colspan="2">0.43</td>
<td>0.00</td>
<td colspan="2">0.58</td>
<td>0.02</td>
<td>0.72</td>
<td>0.08</td>
</tr>
<tr class="even">
<td>4,000-4,999</td>
<td>0.24</td>
<td>0.00</td>
<td colspan="2">0.40</td>
<td>0.00</td>
<td colspan="2">0.54</td>
<td>0.06</td>
<td>0.68</td>
<td>0.12</td>
</tr>
<tr class="odd">
<td>5,000-5,999</td>
<td>0.23</td>
<td>0.00</td>
<td colspan="2">0.38</td>
<td>0.02</td>
<td colspan="2">0.52</td>
<td>0.08</td>
<td>0.65</td>
<td>0.15</td>
</tr>
<tr class="even">
<td>6,000-6,999</td>
<td>0.22</td>
<td>0.00</td>
<td colspan="2">0.37</td>
<td>0.03</td>
<td colspan="2">0.50</td>
<td>0.10</td>
<td>0.63</td>
<td>0.17</td>
</tr>
<tr class="odd">
<td>7,000-7,999</td>
<td>0.21</td>
<td>0.00</td>
<td colspan="2">0.35</td>
<td>0.05</td>
<td colspan="2">0.49</td>
<td>0.11</td>
<td>0.62</td>
<td>0.18</td>
</tr>
<tr class="even">
<td>8,000-8,999</td>
<td>0.20</td>
<td>0.00</td>
<td colspan="2">0.35</td>
<td>0.05</td>
<td colspan="2">0.48</td>
<td>0.12</td>
<td>0.61</td>
<td>0.19</td>
</tr>
<tr class="odd">
<td>9,000-10,999</td>
<td>0.20</td>
<td>0.00</td>
<td colspan="2">0.33</td>
<td>0.07</td>
<td colspan="2">0.46</td>
<td>0.14</td>
<td>0.59</td>
<td>0.21</td>
</tr>
<tr class="even">
<td>11,000-19,999</td>
<td>0.18</td>
<td>0.02</td>
<td colspan="2">0.31</td>
<td>0.09</td>
<td colspan="2">0.43</td>
<td>0.17</td>
<td>0.55</td>
<td>0.25</td>
</tr>
<tr class="odd">
<td>20,000-29,999</td>
<td>0.16</td>
<td>0.04</td>
<td colspan="2">0.28</td>
<td>0.12</td>
<td colspan="2">0.40</td>
<td>0.20</td>
<td>0.52</td>
<td>0.28</td>
</tr>
<tr class="even">
<td>30,000-39,999</td>
<td>0.15</td>
<td>0.05</td>
<td colspan="2">0.27</td>
<td>0.13</td>
<td colspan="2">0.39</td>
<td>0.21</td>
<td>0.50</td>
<td>0.30</td>
</tr>
<tr class="odd">
<td>40,000-59,999</td>
<td>0.14</td>
<td>0.06</td>
<td colspan="2">0.26</td>
<td>0.14</td>
<td colspan="2">0.37</td>
<td>0.23</td>
<td>0.48</td>
<td>0.32</td>
</tr>
<tr class="even">
<td>60,000-89,999</td>
<td>0.13</td>
<td>0.07</td>
<td colspan="2">0.25</td>
<td>0.15</td>
<td colspan="2">0.36</td>
<td>0.24</td>
<td>0.47</td>
<td>0.33</td>
</tr>
<tr class="odd">
<td>90,000-110,000</td>
<td>0.13</td>
<td>0.07</td>
<td colspan="2">0.24</td>
<td>0.16</td>
<td colspan="2">0.35</td>
<td>0.25</td>
<td>0.46</td>
<td>0.34</td>
</tr>
</tbody>
</table>

\*Two or more errors indicate UCL is exceeded.

THREE STANDARD DEVIATION CONTROL LIMITS

FOR PERCENT IN ERROR

<table style="width:100%;">
<colgroup>
<col style="width: 20%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 10%" />
<col style="width: 10%" />
</colgroup>
<tbody>
<tr class="odd">
<td><strong>Number of sample units included</strong></td>
<td colspan="10"><strong>Quality Level (Percent in Error)</strong></td>
</tr>
<tr class="even">
<td><p><strong>in estimated</strong></p>
<p><strong>quality level</strong></p></td>
<td colspan="3">0.5</td>
<td colspan="3">0.6</td>
<td colspan="2">0.7</td>
<td colspan="2">0.8</td>
</tr>
<tr class="odd">
<td></td>
<td>UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td>UCL</td>
<td>LCL</td>
</tr>
<tr class="even">
<td>15-24</td>
<td>*</td>
<td>0.00</td>
<td colspan="2">*</td>
<td>0.00</td>
<td colspan="2">*</td>
<td>0.00</td>
<td>6.77</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>25-34</td>
<td>4.39</td>
<td>0.00</td>
<td colspan="2">4.84</td>
<td>0.00</td>
<td colspan="2">5.26</td>
<td>0.00</td>
<td>5.67</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>35-44</td>
<td>3.87</td>
<td>0.00</td>
<td colspan="2">4.27</td>
<td>0.00</td>
<td colspan="2">4.65</td>
<td>0.00</td>
<td>5.02</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>45-54</td>
<td>3.51</td>
<td>0.00</td>
<td colspan="2">3.88</td>
<td>0.00</td>
<td colspan="2">4.24</td>
<td>0.00</td>
<td>4.58</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>55-64</td>
<td>3.25</td>
<td>0.00</td>
<td colspan="2">3.60</td>
<td>0.00</td>
<td colspan="2">3.93</td>
<td>0.00</td>
<td>4.25</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>65-84</td>
<td>2.96</td>
<td>0.00</td>
<td colspan="2">3.28</td>
<td>0.00</td>
<td colspan="2">3.59</td>
<td>0.00</td>
<td>3.88</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>85-114</td>
<td>2.63</td>
<td>0.00</td>
<td colspan="2">2.92</td>
<td>0.00</td>
<td colspan="2">3.20</td>
<td>0.00</td>
<td>3.47</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>115-134</td>
<td>2.41</td>
<td>0.00</td>
<td colspan="2">2.68</td>
<td>0.00</td>
<td colspan="2">2.94</td>
<td>0.00</td>
<td>3.19</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>135-164</td>
<td>2.24</td>
<td>0.00</td>
<td colspan="2">2.49</td>
<td>0.00</td>
<td colspan="2">2.74</td>
<td>0.00</td>
<td>2.98</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>165-184</td>
<td>2.11</td>
<td>0.00</td>
<td colspan="2">2.35</td>
<td>0.00</td>
<td colspan="2">2.59</td>
<td>0.00</td>
<td>2.82</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>185-214</td>
<td>2.01</td>
<td>0.00</td>
<td colspan="2">2.24</td>
<td>0.00</td>
<td colspan="2">2.47</td>
<td>0.00</td>
<td>2.69</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>215-234</td>
<td>1.92</td>
<td>0.00</td>
<td colspan="2">2.15</td>
<td>0.00</td>
<td colspan="2">2.37</td>
<td>0.00</td>
<td>2.58</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>235-274</td>
<td>1.83</td>
<td>0.00</td>
<td colspan="2">2.05</td>
<td>0.00</td>
<td colspan="2">2.27</td>
<td>0.00</td>
<td>2.47</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>275-324</td>
<td>1.73</td>
<td>0.00</td>
<td colspan="2">1.94</td>
<td>0.00</td>
<td colspan="2">2.14</td>
<td>0.00</td>
<td>2.34</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>325-374</td>
<td>1.64</td>
<td>0.00</td>
<td colspan="2">1.84</td>
<td>0.00</td>
<td colspan="2">2.04</td>
<td>0.00</td>
<td>2.23</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>375-424</td>
<td>1.57</td>
<td>0.00</td>
<td colspan="2">1.76</td>
<td>0.00</td>
<td colspan="2">1.95</td>
<td>0.00</td>
<td>2.14</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>425-499</td>
<td>1.49</td>
<td>0.00</td>
<td colspan="2">1.68</td>
<td>0.00</td>
<td colspan="2">1.86</td>
<td>0.00</td>
<td>2.04</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>500-599</td>
<td>1.41</td>
<td>0.00</td>
<td colspan="2">1.59</td>
<td>0.00</td>
<td colspan="2">1.77</td>
<td>0.00</td>
<td>1.94</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>600-699</td>
<td>1.34</td>
<td>0.00</td>
<td colspan="2">1.51</td>
<td>0.00</td>
<td colspan="2">1.68</td>
<td>0.00</td>
<td>1.85</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>700-799</td>
<td>1.28</td>
<td>0.00</td>
<td colspan="2">1.45</td>
<td>0.00</td>
<td colspan="2">1.61</td>
<td>0.00</td>
<td>1.78</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>800-899</td>
<td>1.23</td>
<td>0.00</td>
<td colspan="2">1.40</td>
<td>0.00</td>
<td colspan="2">1.56</td>
<td>0.00</td>
<td>1.72</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>900-999</td>
<td>1.19</td>
<td>0.00</td>
<td colspan="2">1.35</td>
<td>0.00</td>
<td colspan="2">1.51</td>
<td>0.00</td>
<td>1.67</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>1,000-1,099</td>
<td>1.16</td>
<td>0.00</td>
<td colspan="2">1.32</td>
<td>0.00</td>
<td colspan="2">1.47</td>
<td>0.00</td>
<td>1.62</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>1,100-1,299</td>
<td>1.11</td>
<td>0.00</td>
<td colspan="2">1.27</td>
<td>0.00</td>
<td colspan="2">1.42</td>
<td>0.00</td>
<td>1.57</td>
<td>0.03</td>
</tr>
<tr class="even">
<td>1,300-1,699</td>
<td>1.05</td>
<td>0.00</td>
<td colspan="2">1.20</td>
<td>0.00</td>
<td colspan="2">1.35</td>
<td>0.05</td>
<td>1.49</td>
<td>0.11</td>
</tr>
<tr class="odd">
<td>1,700-2,299</td>
<td>0.98</td>
<td>0.02</td>
<td colspan="2">1.12</td>
<td>0.08</td>
<td colspan="2">1.26</td>
<td>0.14</td>
<td>1.40</td>
<td>0.20</td>
</tr>
<tr class="even">
<td>2,300-2,999</td>
<td>0.91</td>
<td>0.09</td>
<td colspan="2">1.05</td>
<td>0.15</td>
<td colspan="2">1.19</td>
<td>0.21</td>
<td>1.32</td>
<td>0.28</td>
</tr>
<tr class="odd">
<td>3,000-3,999</td>
<td>0.86</td>
<td>0.14</td>
<td colspan="2">0.99</td>
<td>0.21</td>
<td colspan="2">1.12</td>
<td>0.28</td>
<td>1.25</td>
<td>0.35</td>
</tr>
<tr class="even">
<td>4,000-4,999</td>
<td>0.82</td>
<td>0.18</td>
<td colspan="2">0.95</td>
<td>0.25</td>
<td colspan="2">1.07</td>
<td>0.33</td>
<td>1.20</td>
<td>0.40</td>
</tr>
<tr class="odd">
<td>5,000-5,999</td>
<td>0.79</td>
<td>0.21</td>
<td colspan="2">0.91</td>
<td>0.29</td>
<td colspan="2">1.04</td>
<td>0.36</td>
<td>1.16</td>
<td>0.44</td>
</tr>
<tr class="even">
<td>6,000-6,999</td>
<td>0.76</td>
<td>0.24</td>
<td colspan="2">0.89</td>
<td>0.31</td>
<td colspan="2">1.01</td>
<td>0.39</td>
<td>1.13</td>
<td>0.47</td>
</tr>
<tr class="odd">
<td>7,000-7,999</td>
<td>0.75</td>
<td>0.25</td>
<td colspan="2">0.87</td>
<td>0.33</td>
<td colspan="2">0.99</td>
<td>0.41</td>
<td>1.11</td>
<td>0.49</td>
</tr>
<tr class="even">
<td>8,000-8,999</td>
<td>0.73</td>
<td>0.27</td>
<td colspan="2">0.85</td>
<td>0.35</td>
<td colspan="2">0.97</td>
<td>0.43</td>
<td>1.09</td>
<td>0.51</td>
</tr>
<tr class="odd">
<td>9,000-10,999</td>
<td>0.71</td>
<td>0.29</td>
<td colspan="2">0.83</td>
<td>0.37</td>
<td colspan="2">0.95</td>
<td>0.45</td>
<td>1.07</td>
<td>0.53</td>
</tr>
<tr class="even">
<td>11,000-19,999</td>
<td>0.67</td>
<td>0.33</td>
<td colspan="2">0.79</td>
<td>0.41</td>
<td colspan="2">0.90</td>
<td>0.50</td>
<td>1.01</td>
<td>0.59</td>
</tr>
<tr class="odd">
<td>20,000-29,999</td>
<td>0.63</td>
<td>0.37</td>
<td colspan="2">0.75</td>
<td>0.45</td>
<td colspan="2">0.86</td>
<td>0.54</td>
<td>0.97</td>
<td>0.63</td>
</tr>
<tr class="even">
<td>30,000-39,999</td>
<td>0.61</td>
<td>0.39</td>
<td colspan="2">0.72</td>
<td>0.48</td>
<td colspan="2">0.83</td>
<td>0.57</td>
<td>0.94</td>
<td>0.66</td>
</tr>
<tr class="odd">
<td>40,000-59,999</td>
<td>0.60</td>
<td>0.40</td>
<td colspan="2">0.70</td>
<td>0.50</td>
<td colspan="2">0.81</td>
<td>0.59</td>
<td>0.92</td>
<td>0.68</td>
</tr>
<tr class="even">
<td>60,000-89,999</td>
<td>0.58</td>
<td>0.42</td>
<td colspan="2">0.68</td>
<td>0.52</td>
<td colspan="2">0.79</td>
<td>0.61</td>
<td>0.90</td>
<td>0.70</td>
</tr>
<tr class="odd">
<td>90,000-110,000</td>
<td>0.57</td>
<td>0.43</td>
<td colspan="2">0.67</td>
<td>0.53</td>
<td colspan="2">0.78</td>
<td>0.62</td>
<td>0.88</td>
<td>0.72</td>
</tr>
</tbody>
</table>

\*Two or more errors indicate UCL is exceeded.

THREE STANDARD DEVIATION CONTROL LIMITS

FOR PERCENT IN ERROR

<table style="width:100%;">
<colgroup>
<col style="width: 20%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 10%" />
<col style="width: 10%" />
</colgroup>
<tbody>
<tr class="odd">
<td><strong>Number of sample units included</strong></td>
<td colspan="10"><strong>Quality Level (Percent in Error)</strong></td>
</tr>
<tr class="even">
<td><p><strong>in estimated</strong></p>
<p><strong>quality level</strong></p></td>
<td colspan="3">0.9</td>
<td colspan="3">1.0</td>
<td colspan="2">1.1</td>
<td colspan="2">1.2</td>
</tr>
<tr class="odd">
<td></td>
<td>UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td>UCL</td>
<td>LCL</td>
</tr>
<tr class="even">
<td>15-24</td>
<td>7.23</td>
<td>0.00</td>
<td colspan="2">7.66</td>
<td>0.00</td>
<td colspan="2">8.10</td>
<td>0.00</td>
<td>8.49</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>25-34</td>
<td>6.07</td>
<td>0.00</td>
<td colspan="2">6.44</td>
<td>0.00</td>
<td colspan="2">6.81</td>
<td>0.00</td>
<td>7.15</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>35-44</td>
<td>5.37</td>
<td>0.00</td>
<td colspan="2">5.71</td>
<td>0.00</td>
<td colspan="2">6.05</td>
<td>0.00</td>
<td>6.35</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>45-54</td>
<td>4.90</td>
<td>0.00</td>
<td colspan="2">5.21</td>
<td>0.00</td>
<td colspan="2">5.53</td>
<td>0.00</td>
<td>5.81</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>55-64</td>
<td>4.55</td>
<td>0.00</td>
<td colspan="2">4.85</td>
<td>0.00</td>
<td colspan="2">5.14</td>
<td>0.00</td>
<td>5.41</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>65-84</td>
<td>4.17</td>
<td>0.00</td>
<td colspan="2">4.44</td>
<td>0.00</td>
<td colspan="2">4.71</td>
<td>0.00</td>
<td>4.96</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>85-114</td>
<td>3.73</td>
<td>0.00</td>
<td colspan="2">3.98</td>
<td>0.00</td>
<td colspan="2">4.23</td>
<td>0.00</td>
<td>4.46</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>115-134</td>
<td>3.43</td>
<td>0.00</td>
<td colspan="2">3.67</td>
<td>0.00</td>
<td colspan="2">3.90</td>
<td>0.00</td>
<td>4.12</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>135-164</td>
<td>3.21</td>
<td>0.00</td>
<td colspan="2">3.43</td>
<td>0.00</td>
<td colspan="2">3.66</td>
<td>0.00</td>
<td>3.86</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>165-184</td>
<td>3.04</td>
<td>0.00</td>
<td colspan="2">3.25</td>
<td>0.00</td>
<td colspan="2">3.47</td>
<td>0.00</td>
<td>3.66</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>185-214</td>
<td>2.90</td>
<td>0.00</td>
<td colspan="2">3.11</td>
<td>0.00</td>
<td colspan="2">3.31</td>
<td>0.00</td>
<td>3.51</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>215-234</td>
<td>2.79</td>
<td>0.00</td>
<td colspan="2">2.99</td>
<td>0.00</td>
<td colspan="2">3.19</td>
<td>0.00</td>
<td>3.37</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>235-274</td>
<td>2.67</td>
<td>0.00</td>
<td colspan="2">2.87</td>
<td>0.00</td>
<td colspan="2">3.06</td>
<td>0.00</td>
<td>3.24</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>275-324</td>
<td>2.53</td>
<td>0.00</td>
<td colspan="2">2.72</td>
<td>0.00</td>
<td colspan="2">2.91</td>
<td>0.00</td>
<td>3.08</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>325-374</td>
<td>2.41</td>
<td>0.00</td>
<td colspan="2">2.59</td>
<td>0.00</td>
<td colspan="2">2.77</td>
<td>0.00</td>
<td>2.94</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>375-424</td>
<td>2.32</td>
<td>0.00</td>
<td colspan="2">2.49</td>
<td>0.00</td>
<td colspan="2">2.67</td>
<td>0.00</td>
<td>2.83</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>425-499</td>
<td>2.22</td>
<td>0.00</td>
<td colspan="2">2.39</td>
<td>0.00</td>
<td colspan="2">2.56</td>
<td>0.00</td>
<td>2.72</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>500-599</td>
<td>2.11</td>
<td>0.00</td>
<td colspan="2">2.27</td>
<td>0.00</td>
<td colspan="2">2.43</td>
<td>0.00</td>
<td>2.59</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>600-699</td>
<td>2.01</td>
<td>0.00</td>
<td colspan="2">2.17</td>
<td>0.00</td>
<td colspan="2">2.33</td>
<td>0.00</td>
<td>2.48</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>700-799</td>
<td>1.93</td>
<td>0.00</td>
<td colspan="2">2.09</td>
<td>0.00</td>
<td colspan="2">2.24</td>
<td>0.00</td>
<td>2.39</td>
<td>0.01</td>
</tr>
<tr class="even">
<td>800-899</td>
<td>1.87</td>
<td>0.00</td>
<td colspan="2">2.02</td>
<td>0.00</td>
<td colspan="2">2.17</td>
<td>0.03</td>
<td>2.32</td>
<td>0.08</td>
</tr>
<tr class="odd">
<td>900-999</td>
<td>1.82</td>
<td>0.00</td>
<td colspan="2">1.97</td>
<td>0.03</td>
<td colspan="2">2.12</td>
<td>0.08</td>
<td>2.26</td>
<td>0.14</td>
</tr>
<tr class="even">
<td>1,000-1,099</td>
<td>1.77</td>
<td>0.03</td>
<td colspan="2">1.92</td>
<td>0.08</td>
<td colspan="2">2.07</td>
<td>0.13</td>
<td>2.21</td>
<td>0.19</td>
</tr>
<tr class="odd">
<td>1,100-1,299</td>
<td>1.72</td>
<td>0.08</td>
<td colspan="2">1.86</td>
<td>0.14</td>
<td colspan="2">2.00</td>
<td>0.20</td>
<td>2.14</td>
<td>0.26</td>
</tr>
<tr class="even">
<td>1,300-1,699</td>
<td>1.63</td>
<td>0.17</td>
<td colspan="2">1.77</td>
<td>0.23</td>
<td colspan="2">1.91</td>
<td>0.19</td>
<td>2.04</td>
<td>0.36</td>
</tr>
<tr class="odd">
<td>1,700-2,299</td>
<td>1.53</td>
<td>0.27</td>
<td colspan="2">1.67</td>
<td>0.33</td>
<td colspan="2">1.80</td>
<td>0.40</td>
<td>1.93</td>
<td>0.47</td>
</tr>
<tr class="even">
<td>2,300-2,999</td>
<td>1.45</td>
<td>0.35</td>
<td colspan="2">1.58</td>
<td>0.42</td>
<td colspan="2">1.71</td>
<td>0.49</td>
<td>1.83</td>
<td>0.57</td>
</tr>
<tr class="odd">
<td>3,000-3,999</td>
<td>1.38</td>
<td>0.42</td>
<td colspan="2">1.50</td>
<td>0.50</td>
<td colspan="2">1.63</td>
<td>0.57</td>
<td>1.75</td>
<td>0.65</td>
</tr>
<tr class="even">
<td>4,000-4,999</td>
<td>1.32</td>
<td>0.48</td>
<td colspan="2">1.44</td>
<td>0.56</td>
<td colspan="2">1.57</td>
<td>0.63</td>
<td>1.69</td>
<td>0.71</td>
</tr>
<tr class="odd">
<td>5,000-5,999</td>
<td>1.28</td>
<td>0.52</td>
<td colspan="2">1.40</td>
<td>0.60</td>
<td colspan="2">1.52</td>
<td>0.68</td>
<td>1.64</td>
<td>0.76</td>
</tr>
<tr class="even">
<td>6,000-6,999</td>
<td>1.25</td>
<td>0.55</td>
<td colspan="2">1.37</td>
<td>0.63</td>
<td colspan="2">1.49</td>
<td>0.71</td>
<td>1.60</td>
<td>0.80</td>
</tr>
<tr class="odd">
<td>7,000-7,999</td>
<td>1.23</td>
<td>0.57</td>
<td colspan="2">1.34</td>
<td>0.66</td>
<td colspan="2">1.46</td>
<td>0.74</td>
<td>1.58</td>
<td>0.82</td>
</tr>
<tr class="even">
<td>8,000-8,999</td>
<td>1.21</td>
<td>0.59</td>
<td colspan="2">1.32</td>
<td>0.68</td>
<td colspan="2">1.44</td>
<td>0.76</td>
<td>1.55</td>
<td>0.85</td>
</tr>
<tr class="odd">
<td>9,000-10,999</td>
<td>1.18</td>
<td>0.62</td>
<td colspan="2">1.30</td>
<td>0.70</td>
<td colspan="2">1.41</td>
<td>0.79</td>
<td>1.53</td>
<td>0.87</td>
</tr>
<tr class="even">
<td>11,000-19,999</td>
<td>1.13</td>
<td>0.67</td>
<td colspan="2">1.24</td>
<td>0.76</td>
<td colspan="2">1.35</td>
<td>0.85</td>
<td>1.46</td>
<td>0.94</td>
</tr>
<tr class="odd">
<td>20,000-29,999</td>
<td>1.08</td>
<td>0.72</td>
<td colspan="2">1.19</td>
<td>0.81</td>
<td colspan="2">1.30</td>
<td>0.90</td>
<td>1.41</td>
<td>0.99</td>
</tr>
<tr class="even">
<td>30,000-39,999</td>
<td>1.05</td>
<td>0.75</td>
<td colspan="2">1.16</td>
<td>0.84</td>
<td colspan="2">1.27</td>
<td>0.93</td>
<td>1.37</td>
<td>1.03</td>
</tr>
<tr class="odd">
<td>40,000-59,999</td>
<td>1.03</td>
<td>0.77</td>
<td colspan="2">1.13</td>
<td>0.87</td>
<td colspan="2">1.24</td>
<td>0.96</td>
<td>1.35</td>
<td>1.05</td>
</tr>
<tr class="even">
<td>60,000-89,999</td>
<td>1.00</td>
<td>0.80</td>
<td colspan="2">1.11</td>
<td>0.89</td>
<td colspan="2">1.21</td>
<td>0.99</td>
<td>1.32</td>
<td>1.08</td>
</tr>
<tr class="odd">
<td>90,000-110,000</td>
<td>0.99</td>
<td>0.81</td>
<td colspan="2">1.09</td>
<td>0.91</td>
<td colspan="2">1.20</td>
<td>1.00</td>
<td>1.30</td>
<td>1.10</td>
</tr>
</tbody>
</table>

THREE STANDARD DEVIATION CONTROL LIMITS

FOR PERCENT IN ERROR

<table style="width:100%;">
<colgroup>
<col style="width: 20%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 10%" />
<col style="width: 10%" />
</colgroup>
<tbody>
<tr class="odd">
<td><strong>Number of sample units included</strong></td>
<td colspan="10"><strong>Quality Level (Percent in Error)</strong></td>
</tr>
<tr class="even">
<td><p><strong>in estimated</strong></p>
<p><strong>quality level</strong></p></td>
<td colspan="3">1.3</td>
<td colspan="3">1.4</td>
<td colspan="2">1.5</td>
<td colspan="2">1.6</td>
</tr>
<tr class="odd">
<td></td>
<td>UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td>UCL</td>
<td>LCL</td>
</tr>
<tr class="even">
<td>15-24</td>
<td>8.88</td>
<td>0.00</td>
<td colspan="2">9.27</td>
<td>0.00</td>
<td colspan="2">9.66</td>
<td>0.00</td>
<td>10.01</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>25-34</td>
<td>7.49</td>
<td>0.00</td>
<td colspan="2">7.83</td>
<td>0.00</td>
<td colspan="2">8.16</td>
<td>0.00</td>
<td>8.47</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>35-44</td>
<td>6.66</td>
<td>0.00</td>
<td colspan="2">6.97</td>
<td>0.00</td>
<td colspan="2">7.27</td>
<td>0.00</td>
<td>7.54</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>45-54</td>
<td>6.09</td>
<td>0.00</td>
<td colspan="2">6.38</td>
<td>0.00</td>
<td colspan="2">6.66</td>
<td>0.00</td>
<td>6.92</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>55-64</td>
<td>5.68</td>
<td>0.00</td>
<td colspan="2">5.94</td>
<td>0.00</td>
<td colspan="2">6.21</td>
<td>0.00</td>
<td>6.45</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>65-84</td>
<td>5.21</td>
<td>0.00</td>
<td colspan="2">5.46</td>
<td>0.00</td>
<td colspan="2">5.71</td>
<td>0.00</td>
<td>5.94</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>85-114</td>
<td>4.69</td>
<td>0.00</td>
<td colspan="2">4.92</td>
<td>0.00</td>
<td colspan="2">5.15</td>
<td>0.00</td>
<td>5.36</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>115-134</td>
<td>4.33</td>
<td>0.00</td>
<td colspan="2">4.55</td>
<td>0.00</td>
<td colspan="2">4.76</td>
<td>0.00</td>
<td>4.96</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>135-164</td>
<td>4.07</td>
<td>0.00</td>
<td colspan="2">4.27</td>
<td>0.00</td>
<td colspan="2">4.48</td>
<td>0.00</td>
<td>4.67</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>165-184</td>
<td>3.86</td>
<td>0.00</td>
<td colspan="2">4.06</td>
<td>0.00</td>
<td colspan="2">4.26</td>
<td>0.00</td>
<td>4.44</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>185-214</td>
<td>3.70</td>
<td>0.00</td>
<td colspan="2">3.89</td>
<td>0.00</td>
<td colspan="2">4.08</td>
<td>0.00</td>
<td>4.26</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>215-234</td>
<td>3.56</td>
<td>0.00</td>
<td colspan="2">3.75</td>
<td>0.00</td>
<td colspan="2">3.93</td>
<td>0.00</td>
<td>4.11</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>235-274</td>
<td>3.42</td>
<td>0.00</td>
<td colspan="2">3.60</td>
<td>0.00</td>
<td colspan="2">3.79</td>
<td>0.00</td>
<td>3.95</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>275-324</td>
<td>3.26</td>
<td>0.00</td>
<td colspan="2">3.43</td>
<td>0.00</td>
<td colspan="2">3.61</td>
<td>0.00</td>
<td>3.77</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>325-374</td>
<td>3.11</td>
<td>0.00</td>
<td colspan="2">3.28</td>
<td>0.00</td>
<td colspan="2">3.45</td>
<td>0.00</td>
<td>3.61</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>375-424</td>
<td>3.00</td>
<td>0.00</td>
<td colspan="2">3.16</td>
<td>0.00</td>
<td colspan="2">3.33</td>
<td>0.00</td>
<td>3.48</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>425-499</td>
<td>2.88</td>
<td>0.00</td>
<td colspan="2">3.04</td>
<td>0.00</td>
<td colspan="2">3.20</td>
<td>0.00</td>
<td>3.35</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>500-599</td>
<td>2.75</td>
<td>0.00</td>
<td colspan="2">2.90</td>
<td>0.00</td>
<td colspan="2">3.06</td>
<td>0.00</td>
<td>3.20</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>600-699</td>
<td>2.63</td>
<td>0.00</td>
<td colspan="2">2.78</td>
<td>0.02</td>
<td colspan="2">2.93</td>
<td>0.07</td>
<td>3.07</td>
<td>0.13</td>
</tr>
<tr class="odd">
<td>700-799</td>
<td>2.54</td>
<td>0.06</td>
<td colspan="2">2.69</td>
<td>0.11</td>
<td colspan="2">2.83</td>
<td>0.17</td>
<td>2.97</td>
<td>0.23</td>
</tr>
<tr class="even">
<td>800-899</td>
<td>2.46</td>
<td>0.14</td>
<td colspan="2">2.61</td>
<td>0.19</td>
<td colspan="2">2.75</td>
<td>0.25</td>
<td>2.89</td>
<td>0.31</td>
</tr>
<tr class="odd">
<td>900-999</td>
<td>2.40</td>
<td>0.20</td>
<td colspan="2">2.54</td>
<td>0.26</td>
<td colspan="2">2.68</td>
<td>0.32</td>
<td>2.82</td>
<td>0.38</td>
</tr>
<tr class="even">
<td>1,000-1,099</td>
<td>2.35</td>
<td>0.25</td>
<td colspan="2">2.49</td>
<td>0.31</td>
<td colspan="2">2.63</td>
<td>0.37</td>
<td>2.76</td>
<td>0.44</td>
</tr>
<tr class="odd">
<td>1,100-1,299</td>
<td>2.28</td>
<td>0.32</td>
<td colspan="2">2.42</td>
<td>0.38</td>
<td colspan="2">2.55</td>
<td>0.45</td>
<td>2.69</td>
<td>0.51</td>
</tr>
<tr class="even">
<td>1,300-1,699</td>
<td>2.18</td>
<td>0.42</td>
<td colspan="2">2.31</td>
<td>0.49</td>
<td colspan="2">2.44</td>
<td>0.56</td>
<td>2.57</td>
<td>0.63</td>
</tr>
<tr class="odd">
<td>1,700-2,299</td>
<td>2.06</td>
<td>0.54</td>
<td colspan="2">2.19</td>
<td>0.61</td>
<td colspan="2">2.32</td>
<td>0.68</td>
<td>2.44</td>
<td>0.76</td>
</tr>
<tr class="even">
<td>2,300-2,999</td>
<td>1.96</td>
<td>0.64</td>
<td colspan="2">2.08</td>
<td>0.72</td>
<td colspan="2">2.21</td>
<td>0.79</td>
<td>2.33</td>
<td>0.87</td>
</tr>
<tr class="odd">
<td>3,000-3,999</td>
<td>1.87</td>
<td>0.73</td>
<td colspan="2">1.99</td>
<td>0.81</td>
<td colspan="2">2.12</td>
<td>0.88</td>
<td>2.24</td>
<td>0.96</td>
</tr>
<tr class="even">
<td>4,000-4,999</td>
<td>1.81</td>
<td>0.79</td>
<td colspan="2">1.92</td>
<td>0.88</td>
<td colspan="2">2.04</td>
<td>0.96</td>
<td>2.16</td>
<td>1.04</td>
</tr>
<tr class="odd">
<td>5,000-5,999</td>
<td>1.76</td>
<td>0.84</td>
<td colspan="2">1.87</td>
<td>0.93</td>
<td colspan="2">1.66</td>
<td>1.01</td>
<td>2.11</td>
<td>1.09</td>
</tr>
<tr class="even">
<td>6,000-6,999</td>
<td>1.72</td>
<td>0.88</td>
<td colspan="2">1.84</td>
<td>0.96</td>
<td colspan="2">1.95</td>
<td>1.05</td>
<td>2.07</td>
<td>1.13</td>
</tr>
<tr class="odd">
<td>7,000-7,999</td>
<td>1.69</td>
<td>0.91</td>
<td colspan="2">1.81</td>
<td>0.99</td>
<td colspan="2">1.92</td>
<td>1.08</td>
<td>2.03</td>
<td>1.17</td>
</tr>
<tr class="even">
<td>8,000-8,999</td>
<td>1.67</td>
<td>0.93</td>
<td colspan="2">1.78</td>
<td>1.02</td>
<td colspan="2">1.90</td>
<td>1.10</td>
<td>2.01</td>
<td>1.19</td>
</tr>
<tr class="odd">
<td>9,000-10,999</td>
<td>1.64</td>
<td>0.96</td>
<td colspan="2">1.75</td>
<td>1.05</td>
<td colspan="2">1.87</td>
<td>1.13</td>
<td>1.98</td>
<td>1.22</td>
</tr>
<tr class="even">
<td>11,000-19,999</td>
<td>1.57</td>
<td>1.03</td>
<td colspan="2">1.68</td>
<td>1.12</td>
<td colspan="2">1.79</td>
<td>1.21</td>
<td>1.90</td>
<td>1.30</td>
</tr>
<tr class="odd">
<td>20,000-29,999</td>
<td>1.51</td>
<td>1.09</td>
<td colspan="2">1.62</td>
<td>1.18</td>
<td colspan="2">1.73</td>
<td>1.27</td>
<td>1.84</td>
<td>1.36</td>
</tr>
<tr class="even">
<td>30,000-39,999</td>
<td>1.48</td>
<td>1.12</td>
<td colspan="2">1.59</td>
<td>1.21</td>
<td colspan="2">1.70</td>
<td>1.30</td>
<td>1.80</td>
<td>1.40</td>
</tr>
<tr class="odd">
<td>40,000-59,999</td>
<td>1.45</td>
<td>1.15</td>
<td colspan="2">1.56</td>
<td>1.24</td>
<td colspan="2">1.66</td>
<td>1.34</td>
<td>1.77</td>
<td>1.43</td>
</tr>
<tr class="even">
<td>60,000-89,999</td>
<td>1.42</td>
<td>1.18</td>
<td colspan="2">1.53</td>
<td>1.27</td>
<td colspan="2">1.63</td>
<td>1.37</td>
<td>1.74</td>
<td>1.46</td>
</tr>
<tr class="odd">
<td>90,000-110,000</td>
<td>1.41</td>
<td>1.19</td>
<td colspan="2">1.51</td>
<td>1.29</td>
<td colspan="2">1.62</td>
<td>1.38</td>
<td>1.72</td>
<td>1.48</td>
</tr>
</tbody>
</table>

THREE STANDARD DEVIATION CONTROL LIMITS

FOR PERCENT IN ERROR

<table style="width:100%;">
<colgroup>
<col style="width: 20%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 10%" />
<col style="width: 10%" />
</colgroup>
<tbody>
<tr class="odd">
<td><strong>Number of sample units included</strong></td>
<td colspan="10"><strong>Quality Level (Percent in Error)</strong></td>
</tr>
<tr class="even">
<td><p><strong>in estimated</strong></p>
<p><strong>quality level</strong></p></td>
<td colspan="3">1.7</td>
<td colspan="3">1.8</td>
<td colspan="2">1.9</td>
<td colspan="2">2.0</td>
</tr>
<tr class="odd">
<td></td>
<td>UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td>UCL</td>
<td>LCL</td>
</tr>
<tr class="even">
<td>15-24</td>
<td>10.38</td>
<td>0.00</td>
<td colspan="2">10.72</td>
<td>0.00</td>
<td colspan="2">11.07</td>
<td>0.00</td>
<td>11.39</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>25-34</td>
<td>8.78</td>
<td>0.00</td>
<td colspan="2">9.08</td>
<td>0.00</td>
<td colspan="2">9.39</td>
<td>0.00</td>
<td>9.67</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>35-44</td>
<td>7.83</td>
<td>0.00</td>
<td colspan="2">8.11</td>
<td>0.00</td>
<td colspan="2">8.38</td>
<td>0.00</td>
<td>8.64</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>45-54</td>
<td>7.19</td>
<td>0.00</td>
<td colspan="2">7.44</td>
<td>0.00</td>
<td colspan="2">7.70</td>
<td>0.00</td>
<td>7.94</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>55-64</td>
<td>6.71</td>
<td>0.00</td>
<td colspan="2">6.95</td>
<td>0.00</td>
<td colspan="2">7.19</td>
<td>0.00</td>
<td>7.42</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>65-84</td>
<td>6.18</td>
<td>0.00</td>
<td colspan="2">6.41</td>
<td>0.00</td>
<td colspan="2">6.63</td>
<td>0.00</td>
<td>6.85</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>85-114</td>
<td>5.58</td>
<td>0.00</td>
<td colspan="2">5.79</td>
<td>0.00</td>
<td colspan="2">6.00</td>
<td>0.00</td>
<td>6.20</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>115-134</td>
<td>5.17</td>
<td>0.00</td>
<td colspan="2">5.37</td>
<td>0.00</td>
<td colspan="2">5.57</td>
<td>0.00</td>
<td>5.76</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>135-164</td>
<td>4.87</td>
<td>0.00</td>
<td colspan="2">5.06</td>
<td>0.00</td>
<td colspan="2">5.25</td>
<td>0.00</td>
<td>5.43</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>165-184</td>
<td>4.63</td>
<td>0.00</td>
<td colspan="2">4.82</td>
<td>0.00</td>
<td colspan="2">5.00</td>
<td>0.00</td>
<td>5.17</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>185-214</td>
<td>4.44</td>
<td>0.00</td>
<td colspan="2">4.62</td>
<td>0.00</td>
<td colspan="2">4.80</td>
<td>0.00</td>
<td>4.97</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>215-234</td>
<td>4.29</td>
<td>0.00</td>
<td colspan="2">4.46</td>
<td>0.00</td>
<td colspan="2">4.63</td>
<td>0.00</td>
<td>4.80</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>235-274</td>
<td>4.13</td>
<td>0.00</td>
<td colspan="2">4.30</td>
<td>0.00</td>
<td colspan="2">4.47</td>
<td>0.00</td>
<td>4.63</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>275-324</td>
<td>3.94</td>
<td>0.00</td>
<td colspan="2">4.10</td>
<td>0.00</td>
<td colspan="2">4.27</td>
<td>0.00</td>
<td>4.42</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>325-374</td>
<td>3.77</td>
<td>0.00</td>
<td colspan="2">3.93</td>
<td>0.00</td>
<td colspan="2">4.09</td>
<td>0.00</td>
<td>4.24</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>375-424</td>
<td>3.64</td>
<td>0.00</td>
<td colspan="2">3.80</td>
<td>0.00</td>
<td colspan="2">3.95</td>
<td>0.00</td>
<td>4.10</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>425-499</td>
<td>3.50</td>
<td>0.00</td>
<td colspan="2">3.66</td>
<td>0.00</td>
<td colspan="2">3.81</td>
<td>0.00</td>
<td>3.95</td>
<td>0.05</td>
</tr>
<tr class="odd">
<td>500-599</td>
<td>3.35</td>
<td>0.05</td>
<td colspan="2">3.50</td>
<td>0.10</td>
<td colspan="2">3.65</td>
<td>0.15</td>
<td>3.79</td>
<td>0.21</td>
</tr>
<tr class="even">
<td>600-699</td>
<td>3.22</td>
<td>0.18</td>
<td colspan="2">3.36</td>
<td>0.24</td>
<td colspan="2">3.51</td>
<td>0.29</td>
<td>3.65</td>
<td>0.35</td>
</tr>
<tr class="odd">
<td>700-799</td>
<td>3.12</td>
<td>0.28</td>
<td colspan="2">3.26</td>
<td>0.34</td>
<td colspan="2">3.40</td>
<td>0.40</td>
<td>3.53</td>
<td>0.47</td>
</tr>
<tr class="even">
<td>800-899</td>
<td>3.03</td>
<td>0.37</td>
<td colspan="2">3.17</td>
<td>0.43</td>
<td colspan="2">3.31</td>
<td>0.49</td>
<td>3.44</td>
<td>0.56</td>
</tr>
<tr class="odd">
<td>900-999</td>
<td>2.96</td>
<td>0.44</td>
<td colspan="2">3.09</td>
<td>0.51</td>
<td colspan="2">3.23</td>
<td>0.57</td>
<td>3.36</td>
<td>0.64</td>
</tr>
<tr class="even">
<td>1,000-1,099</td>
<td>2.90</td>
<td>0.50</td>
<td colspan="2">3.03</td>
<td>0.57</td>
<td colspan="2">3.17</td>
<td>0.63</td>
<td>3.30</td>
<td>0.70</td>
</tr>
<tr class="odd">
<td>1,100-1,299</td>
<td>2.82</td>
<td>0.58</td>
<td colspan="2">2.95</td>
<td>0.65</td>
<td colspan="2">3.08</td>
<td>0.72</td>
<td>3.21</td>
<td>0.79</td>
</tr>
<tr class="even">
<td>1,300-1,699</td>
<td>2.70</td>
<td>0.70</td>
<td colspan="2">2.83</td>
<td>0.77</td>
<td colspan="2">2.96</td>
<td>0.84</td>
<td>3.08</td>
<td>0.92</td>
</tr>
<tr class="odd">
<td>1,700-2,299</td>
<td>2.57</td>
<td>0.83</td>
<td colspan="2">2.69</td>
<td>0.91</td>
<td colspan="2">2.82</td>
<td>0.98</td>
<td>2.94</td>
<td>1.06</td>
</tr>
<tr class="even">
<td>2,300-2,999</td>
<td>2.45</td>
<td>0.95</td>
<td colspan="2">2.58</td>
<td>1.02</td>
<td colspan="2">2.70</td>
<td>1.10</td>
<td>2.82</td>
<td>1.18</td>
</tr>
<tr class="odd">
<td>3,000-3,999</td>
<td>2.36</td>
<td>1.04</td>
<td colspan="2">2.47</td>
<td>1.13</td>
<td colspan="2">2.59</td>
<td>1.21</td>
<td>2.71</td>
<td>1.29</td>
</tr>
<tr class="even">
<td>4,000-4,999</td>
<td>2.28</td>
<td>1.12</td>
<td colspan="2">2.39</td>
<td>1.21</td>
<td colspan="2">2.51</td>
<td>1.29</td>
<td>2.63</td>
<td>1.37</td>
</tr>
<tr class="odd">
<td>5,000-5,999</td>
<td>2.22</td>
<td>1.18</td>
<td colspan="2">2.34</td>
<td>1.26</td>
<td colspan="2">2.45</td>
<td>1.35</td>
<td>2.57</td>
<td>1.43</td>
</tr>
<tr class="even">
<td>6,000-6,999</td>
<td>2.18</td>
<td>1.22</td>
<td colspan="2">2.29</td>
<td>1.31</td>
<td colspan="2">2.41</td>
<td>1.39</td>
<td>2.52</td>
<td>1.48</td>
</tr>
<tr class="odd">
<td>7,000-7,999</td>
<td>2.15</td>
<td>1.25</td>
<td colspan="2">2.26</td>
<td>1.34</td>
<td colspan="2">2.37</td>
<td>1.43</td>
<td>2.49</td>
<td>1.51</td>
</tr>
<tr class="even">
<td>8,000-8,999</td>
<td>2.12</td>
<td>1.28</td>
<td colspan="2">2.23</td>
<td>1.37</td>
<td colspan="2">2.34</td>
<td>1.46</td>
<td>2.46</td>
<td>1.54</td>
</tr>
<tr class="odd">
<td>9,000-10,999</td>
<td>2.09</td>
<td>1.31</td>
<td colspan="2">2.20</td>
<td>1.40</td>
<td colspan="2">2.31</td>
<td>1.49</td>
<td>2.42</td>
<td>1.58</td>
</tr>
<tr class="even">
<td>11,000-19,999</td>
<td>2.01</td>
<td>1.39</td>
<td colspan="2">2.12</td>
<td>1.48</td>
<td colspan="2">2.23</td>
<td>1.57</td>
<td>2.34</td>
<td>1.66</td>
</tr>
<tr class="odd">
<td>20,000-29,999</td>
<td>1.95</td>
<td>1.45</td>
<td colspan="2">2.05</td>
<td>1.55</td>
<td colspan="2">2.16</td>
<td>1.64</td>
<td>2.27</td>
<td>1.73</td>
</tr>
<tr class="even">
<td>30,000-39,999</td>
<td>1.91</td>
<td>1.49</td>
<td colspan="2">2.01</td>
<td>1.59</td>
<td colspan="2">2.12</td>
<td>1.68</td>
<td>2.22</td>
<td>1.78</td>
</tr>
<tr class="odd">
<td>40,000-59,999</td>
<td>1.87</td>
<td>1.53</td>
<td colspan="2">1.98</td>
<td>1.62</td>
<td colspan="2">2.08</td>
<td>1.72</td>
<td>2.19</td>
<td>1.81</td>
</tr>
<tr class="even">
<td>60,000-89,999</td>
<td>1.84</td>
<td>1.56</td>
<td colspan="2">1.95</td>
<td>1.65</td>
<td colspan="2">2.05</td>
<td>1.75</td>
<td>2.15</td>
<td>1.85</td>
</tr>
<tr class="odd">
<td>90,000-110,000</td>
<td>1.82</td>
<td>1.58</td>
<td colspan="2">1.93</td>
<td>1.67</td>
<td colspan="2">2.03</td>
<td>1.77</td>
<td>2.13</td>
<td>1.87</td>
</tr>
</tbody>
</table>

THREE STANDARD DEVIATION CONTROL LIMITS

FOR PERCENT IN ERROR

<table style="width:100%;">
<colgroup>
<col style="width: 20%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 10%" />
<col style="width: 10%" />
</colgroup>
<tbody>
<tr class="odd">
<td><strong>Number of sample units included</strong></td>
<td colspan="10"><strong>Quality Level (Percent in Error)</strong></td>
</tr>
<tr class="even">
<td><p><strong>in estimated</strong></p>
<p><strong>quality level</strong></p></td>
<td colspan="3">2.1</td>
<td colspan="3">2.2</td>
<td colspan="2">2.3</td>
<td colspan="2">2.4</td>
</tr>
<tr class="odd">
<td></td>
<td>UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td>UCL</td>
<td>LCL</td>
</tr>
<tr class="even">
<td>15-24</td>
<td>11.74</td>
<td>0.00</td>
<td colspan="2">12.04</td>
<td>0.00</td>
<td colspan="2">12.36</td>
<td>0.00</td>
<td>12.66</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>25-34</td>
<td>9.97</td>
<td>0.00</td>
<td colspan="2">10.23</td>
<td>0.00</td>
<td colspan="2">10.52</td>
<td>0.00</td>
<td>10.78</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>35-44</td>
<td>8.91</td>
<td>0.00</td>
<td colspan="2">9.16</td>
<td>0.00</td>
<td colspan="2">9.41</td>
<td>0.00</td>
<td>9.66</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>45-54</td>
<td>8.20</td>
<td>0.00</td>
<td colspan="2">8.42</td>
<td>0.00</td>
<td colspan="2">8.66</td>
<td>0.00</td>
<td>8.89</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>55-64</td>
<td>7.66</td>
<td>0.00</td>
<td colspan="2">7.88</td>
<td>0.00</td>
<td colspan="2">8.11</td>
<td>0.00</td>
<td>8.33</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>65-84</td>
<td>7.08</td>
<td>0.00</td>
<td colspan="2">7.28</td>
<td>0.00</td>
<td colspan="2">7.50</td>
<td>0.00</td>
<td>7.70</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>85-114</td>
<td>6.41</td>
<td>0.00</td>
<td colspan="2">606.</td>
<td>0.00</td>
<td colspan="2">6.80</td>
<td>0.00</td>
<td>6.99</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>115-134</td>
<td>5.96</td>
<td>0.00</td>
<td colspan="2">6.14</td>
<td>0.00</td>
<td colspan="2">6.33</td>
<td>0.00</td>
<td>6.51</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>135-164</td>
<td>5.62</td>
<td>0.00</td>
<td colspan="2">5.79</td>
<td>0.00</td>
<td colspan="2">5.97</td>
<td>0.00</td>
<td>6.15</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>165-184</td>
<td>5.36</td>
<td>0.00</td>
<td colspan="2">5.53</td>
<td>0.00</td>
<td colspan="2">5.70</td>
<td>0.00</td>
<td>5.87</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>185-214</td>
<td>5.15</td>
<td>0.00</td>
<td colspan="2">5.31</td>
<td>0.00</td>
<td colspan="2">5.48</td>
<td>0.00</td>
<td>5.65</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>215-234</td>
<td>4.97</td>
<td>0.00</td>
<td colspan="2">5.13</td>
<td>0.00</td>
<td colspan="2">5.30</td>
<td>0.00</td>
<td>5.46</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>235-274</td>
<td>4.80</td>
<td>0.00</td>
<td colspan="2">4.96</td>
<td>0.00</td>
<td colspan="2">5.12</td>
<td>0.00</td>
<td>5.27</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>275-324</td>
<td>4.59</td>
<td>0.00</td>
<td colspan="2">4.74</td>
<td>0.00</td>
<td colspan="2">4.90</td>
<td>0.00</td>
<td>5.05</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>325-374</td>
<td>4.40</td>
<td>0.00</td>
<td colspan="2">4.55</td>
<td>0.00</td>
<td colspan="2">4.71</td>
<td>0.00</td>
<td>4.85</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>375-424</td>
<td>4.26</td>
<td>0.00</td>
<td colspan="2">4.40</td>
<td>0.00</td>
<td colspan="2">4.55</td>
<td>0.05</td>
<td>4.70</td>
<td>0.10</td>
</tr>
<tr class="even">
<td>425-499</td>
<td>4.11</td>
<td>0.09</td>
<td colspan="2">4.25</td>
<td>0.15</td>
<td colspan="2">4.39</td>
<td>0.21</td>
<td>4.54</td>
<td>0.26</td>
</tr>
<tr class="odd">
<td>500-599</td>
<td>3.94</td>
<td>0.26</td>
<td colspan="2">4.08</td>
<td>0.32</td>
<td colspan="2">4.22</td>
<td>0.38</td>
<td>4.36</td>
<td>0.44</td>
</tr>
<tr class="even">
<td>600-699</td>
<td>3.79</td>
<td>0.41</td>
<td colspan="2">3.93</td>
<td>0.47</td>
<td colspan="2">4.06</td>
<td>0.54</td>
<td>4.20</td>
<td>0.60</td>
</tr>
<tr class="odd">
<td>700-799</td>
<td>3.67</td>
<td>0.53</td>
<td colspan="2">3.81</td>
<td>0.59</td>
<td colspan="2">3.94</td>
<td>0.66</td>
<td>4.08</td>
<td>0.72</td>
</tr>
<tr class="even">
<td>800-899</td>
<td>3.58</td>
<td>0.62</td>
<td colspan="2">3.71</td>
<td>0.69</td>
<td colspan="2">3.84</td>
<td>0.76</td>
<td>3.97</td>
<td>0.83</td>
</tr>
<tr class="odd">
<td>900-999</td>
<td>3.50</td>
<td>0.70</td>
<td colspan="2">3.63</td>
<td>0.77</td>
<td colspan="2">3.76</td>
<td>0.84</td>
<td>3.89</td>
<td>0.91</td>
</tr>
<tr class="even">
<td>1,000-1,099</td>
<td>3.43</td>
<td>0.77</td>
<td colspan="2">3.56</td>
<td>0.84</td>
<td colspan="2">3.69</td>
<td>0.91</td>
<td>3.82</td>
<td>0.98</td>
</tr>
<tr class="odd">
<td>1,100-1,299</td>
<td>3.34</td>
<td>0.86</td>
<td colspan="2">3.47</td>
<td>0.93</td>
<td colspan="2">3.60</td>
<td>1.00</td>
<td>3.73</td>
<td>1.07</td>
</tr>
<tr class="even">
<td>1,300-1,699</td>
<td>3.21</td>
<td>0.99</td>
<td colspan="2">3.34</td>
<td>1.06</td>
<td colspan="2">3.46</td>
<td>1.14</td>
<td>3.59</td>
<td>1.21</td>
</tr>
<tr class="odd">
<td>1,700-2,299</td>
<td>3.06</td>
<td>1.14</td>
<td colspan="2">3.18</td>
<td>1.22</td>
<td colspan="2">3.31</td>
<td>1.29</td>
<td>3.43</td>
<td>1.37</td>
</tr>
<tr class="even">
<td>2,300-2,999</td>
<td>2.94</td>
<td>1.26</td>
<td colspan="2">3.05</td>
<td>1.35</td>
<td colspan="2">3.17</td>
<td>1.43</td>
<td>3.29</td>
<td>1.51</td>
</tr>
<tr class="odd">
<td>3,000-3,999</td>
<td>2.83</td>
<td>1.37</td>
<td colspan="2">2.94</td>
<td>1.46</td>
<td colspan="2">3.06</td>
<td>1.54</td>
<td>3.18</td>
<td>1.62</td>
</tr>
<tr class="even">
<td>4,000-4,999</td>
<td>2.74</td>
<td>1.46</td>
<td colspan="2">2.86</td>
<td>1.54</td>
<td colspan="2">2.97</td>
<td>1.63</td>
<td>3.08</td>
<td>1.72</td>
</tr>
<tr class="odd">
<td>5,000-5,999</td>
<td>2.68</td>
<td>1.52</td>
<td colspan="2">2.79</td>
<td>1.61</td>
<td colspan="2">2.91</td>
<td>1.69</td>
<td>3.02</td>
<td>1.78</td>
</tr>
<tr class="even">
<td>6,000-6,999</td>
<td>2.63</td>
<td>1.57</td>
<td colspan="2">2.75</td>
<td>1.65</td>
<td colspan="2">2.86</td>
<td>1.74</td>
<td>2.97</td>
<td>1.83</td>
</tr>
<tr class="odd">
<td>7,000-7,999</td>
<td>2.60</td>
<td>1.60</td>
<td colspan="2">2.71</td>
<td>1.69</td>
<td colspan="2">2.82</td>
<td>1.78</td>
<td>2.93</td>
<td>1.87</td>
</tr>
<tr class="even">
<td>8,000-8,999</td>
<td>2.57</td>
<td>1.63</td>
<td colspan="2">2.68</td>
<td>1.72</td>
<td colspan="2">2.79</td>
<td>1.81</td>
<td>2.90</td>
<td>1.90</td>
</tr>
<tr class="odd">
<td>9,000-10,999</td>
<td>2.53</td>
<td>1.67</td>
<td colspan="2">2.64</td>
<td>1.76</td>
<td colspan="2">2.75</td>
<td>1.85</td>
<td>2.86</td>
<td>1.94</td>
</tr>
<tr class="even">
<td>11,000-19,999</td>
<td>2.45</td>
<td>1.75</td>
<td colspan="2">2.55</td>
<td>1.85</td>
<td colspan="2">2.66</td>
<td>1.94</td>
<td>2.77</td>
<td>2.03</td>
</tr>
<tr class="odd">
<td>20,000-29,999</td>
<td>2.37</td>
<td>1.83</td>
<td colspan="2">2.48</td>
<td>1.92</td>
<td colspan="2">2.58</td>
<td>2.02</td>
<td>2.69</td>
<td>2.11</td>
</tr>
<tr class="even">
<td>30,000-39,999</td>
<td>2.33</td>
<td>1.87</td>
<td colspan="2">2.44</td>
<td>1.96</td>
<td colspan="2">2.54</td>
<td>2.06</td>
<td>2.65</td>
<td>2.15</td>
</tr>
<tr class="odd">
<td>40,000-59,999</td>
<td>2.29</td>
<td>1.91</td>
<td colspan="2">2.40</td>
<td>2.00</td>
<td colspan="2">2.50</td>
<td>2.10</td>
<td>2.61</td>
<td>2.19</td>
</tr>
<tr class="even">
<td>60,000-89,999</td>
<td>2.26</td>
<td>1.94</td>
<td colspan="2">2.36</td>
<td>2.04</td>
<td colspan="2">2.46</td>
<td>2.14</td>
<td>2.57</td>
<td>2.23</td>
</tr>
<tr class="odd">
<td>90,000-110,000</td>
<td>2.24</td>
<td>1.96</td>
<td colspan="2">2.34</td>
<td>2.06</td>
<td colspan="2">2.44</td>
<td>2.16</td>
<td>2.55</td>
<td>2.25</td>
</tr>
</tbody>
</table>

THREE STANDARD DEVIATION CONTROL LIMITS

FOR PERCENT IN ERROR

<table style="width:100%;">
<colgroup>
<col style="width: 20%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 10%" />
<col style="width: 10%" />
</colgroup>
<tbody>
<tr class="odd">
<td><strong>Number of sample units included</strong></td>
<td colspan="10"><strong>Quality Level (Percent in Error)</strong></td>
</tr>
<tr class="even">
<td><p><strong>in estimated</strong></p>
<p><strong>quality level</strong></p></td>
<td colspan="3">2.5</td>
<td colspan="3">2.6</td>
<td colspan="2">2.7</td>
<td colspan="2">2.8</td>
</tr>
<tr class="odd">
<td></td>
<td>UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td>UCL</td>
<td>LCL</td>
</tr>
<tr class="even">
<td>15-24</td>
<td>12.96</td>
<td>0.00</td>
<td colspan="2">13.27</td>
<td>0.00</td>
<td colspan="2">13.57</td>
<td>0.00</td>
<td>13.87</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>25-34</td>
<td>11.04</td>
<td>0.00</td>
<td colspan="2">11.31</td>
<td>0.00</td>
<td colspan="2">11.57</td>
<td>0.00</td>
<td>11.84</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>35-44</td>
<td>9.90</td>
<td>0.00</td>
<td colspan="2">10.14</td>
<td>0.00</td>
<td colspan="2">10.38</td>
<td>0.00</td>
<td>10.63</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>45-54</td>
<td>9.12</td>
<td>0.00</td>
<td colspan="2">9.35</td>
<td>0.00</td>
<td colspan="2">9.57</td>
<td>0.00</td>
<td>9.80</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>55-64</td>
<td>8.54</td>
<td>0.00</td>
<td colspan="2">8.76</td>
<td>0.00</td>
<td colspan="2">8.97</td>
<td>0.00</td>
<td>9.19</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>65-84</td>
<td>7.90</td>
<td>0.00</td>
<td colspan="2">8.11</td>
<td>0.00</td>
<td colspan="2">8.31</td>
<td>0.00</td>
<td>8.52</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>85-114</td>
<td>7.18</td>
<td>0.00</td>
<td colspan="2">7.37</td>
<td>0.00</td>
<td colspan="2">7.56</td>
<td>0.00</td>
<td>7.75</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>115-134</td>
<td>6.69</td>
<td>0.00</td>
<td colspan="2">6.87</td>
<td>0.00</td>
<td colspan="2">7.05</td>
<td>0.00</td>
<td>7.23</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>135-164</td>
<td>6.32</td>
<td>0.00</td>
<td colspan="2">6.49</td>
<td>0.00</td>
<td colspan="2">6.67</td>
<td>0.00</td>
<td>6.84</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>165-184</td>
<td>6.04</td>
<td>0.00</td>
<td colspan="2">6.21</td>
<td>0.00</td>
<td colspan="2">6.37</td>
<td>0.00</td>
<td>6.54</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>185-214</td>
<td>5.81</td>
<td>0.00</td>
<td colspan="2">5.97</td>
<td>0.00</td>
<td colspan="2">6.14</td>
<td>0.00</td>
<td>6.30</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>215-234</td>
<td>5.62</td>
<td>0.00</td>
<td colspan="2">5.78</td>
<td>0.00</td>
<td colspan="2">5.94</td>
<td>0.00</td>
<td>6.10</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>235-274</td>
<td>5.43</td>
<td>0.00</td>
<td colspan="2">5.59</td>
<td>0.00</td>
<td colspan="2">5.74</td>
<td>0.00</td>
<td>5.90</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>275-324</td>
<td>5.20</td>
<td>0.00</td>
<td colspan="2">5.35</td>
<td>0.00</td>
<td colspan="2">5.51</td>
<td>0.00</td>
<td>5.66</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>325-374</td>
<td>5.00</td>
<td>0.00</td>
<td colspan="2">5.15</td>
<td>0.05</td>
<td colspan="2">5.30</td>
<td>0.10</td>
<td>5.45</td>
<td>0.15</td>
</tr>
<tr class="odd">
<td>375-424</td>
<td>4.84</td>
<td>0.16</td>
<td colspan="2">4.99</td>
<td>0.21</td>
<td colspan="2">5.13</td>
<td>0.27</td>
<td>5.28</td>
<td>.032</td>
</tr>
<tr class="even">
<td>425-499</td>
<td>4.68</td>
<td>0.32</td>
<td colspan="2">4.82</td>
<td>0.38</td>
<td colspan="2">4.96</td>
<td>0.44</td>
<td>5.10</td>
<td>0.50</td>
</tr>
<tr class="odd">
<td>500-599</td>
<td>4.50</td>
<td>0.50</td>
<td colspan="2">4.63</td>
<td>0.57</td>
<td colspan="2">4.77</td>
<td>0.63</td>
<td>4.91</td>
<td>0.69</td>
</tr>
<tr class="even">
<td>600-699</td>
<td>4.34</td>
<td>0.66</td>
<td colspan="2">4.47</td>
<td>0.73</td>
<td colspan="2">4.61</td>
<td>0.79</td>
<td>4.74</td>
<td>0.86</td>
</tr>
<tr class="odd">
<td>700-799</td>
<td>4.21</td>
<td>0.79</td>
<td colspan="2">4.34</td>
<td>0.86</td>
<td colspan="2">4.47</td>
<td>0.93</td>
<td>4.61</td>
<td>0.99</td>
</tr>
<tr class="even">
<td>800-899</td>
<td>4.11</td>
<td>0.89</td>
<td colspan="2">4.24</td>
<td>0.96</td>
<td colspan="2">4.37</td>
<td>1.03</td>
<td>4.50</td>
<td>1.10</td>
</tr>
<tr class="odd">
<td>900-999</td>
<td>4.02</td>
<td>0.98</td>
<td colspan="2">4.15</td>
<td>1.05</td>
<td colspan="2">4.28</td>
<td>1.12</td>
<td>4.41</td>
<td>1.19</td>
</tr>
<tr class="even">
<td>1,000-1,099</td>
<td>3.94</td>
<td>1.06</td>
<td colspan="2">4.07</td>
<td>1.13</td>
<td colspan="2">4.20</td>
<td>1.20</td>
<td>4.33</td>
<td>1.27</td>
</tr>
<tr class="odd">
<td>1,100-1,299</td>
<td>3.85</td>
<td>1.15</td>
<td colspan="2">3.98</td>
<td>1.22</td>
<td colspan="2">4.10</td>
<td>1.30</td>
<td>4.23</td>
<td>1.37</td>
</tr>
<tr class="even">
<td>1,300-1,699</td>
<td>3.71</td>
<td>1.29</td>
<td colspan="2">3.83</td>
<td>1.37</td>
<td colspan="2">3.95</td>
<td>1.45</td>
<td>4.08</td>
<td>1.52</td>
</tr>
<tr class="odd">
<td>1,700-2,299</td>
<td>3.55</td>
<td>1.45</td>
<td colspan="2">3.67</td>
<td>1.53</td>
<td colspan="2">3.79</td>
<td>1.61</td>
<td>3.91</td>
<td>1.69</td>
</tr>
<tr class="even">
<td>2,300-2,999</td>
<td>3.41</td>
<td>1.59</td>
<td colspan="2">3.53</td>
<td>1.67</td>
<td colspan="2">3.64</td>
<td>1.76</td>
<td>3.76</td>
<td>1.84</td>
</tr>
<tr class="odd">
<td>3,000-3,999</td>
<td>3.29</td>
<td>1.71</td>
<td colspan="2">3.41</td>
<td>1.79</td>
<td colspan="2">3.52</td>
<td>1.88</td>
<td>3.64</td>
<td>1.96</td>
</tr>
<tr class="even">
<td>4,000-4,999</td>
<td>3.20</td>
<td>1.80</td>
<td colspan="2">3.31</td>
<td>1.89</td>
<td colspan="2">3.42</td>
<td>1.98</td>
<td>3.54</td>
<td>2.06</td>
</tr>
<tr class="odd">
<td>5,000-5,999</td>
<td>3.13</td>
<td>1.87</td>
<td colspan="2">3.24</td>
<td>1.96</td>
<td colspan="2">3.36</td>
<td>2.04</td>
<td>3.47</td>
<td>2.13</td>
</tr>
<tr class="even">
<td>6,000-6,999</td>
<td>3.08</td>
<td>1.92</td>
<td colspan="2">3.19</td>
<td>2.01</td>
<td colspan="2">3.30</td>
<td>2.10</td>
<td>3.41</td>
<td>2.19</td>
</tr>
<tr class="odd">
<td>7,000-7,999</td>
<td>3.04</td>
<td>1.96</td>
<td colspan="2">3.15</td>
<td>2.05</td>
<td colspan="2">3.26</td>
<td>2.14</td>
<td>3.37</td>
<td>2.23</td>
</tr>
<tr class="even">
<td>8,000-8,999</td>
<td>3.01</td>
<td>1.99</td>
<td colspan="2">3.12</td>
<td>2.08</td>
<td colspan="2">3.23</td>
<td>2.17</td>
<td>3.34</td>
<td>2.26</td>
</tr>
<tr class="odd">
<td>9,000-10,999</td>
<td>2.97</td>
<td>2.03</td>
<td colspan="2">3.08</td>
<td>2.12</td>
<td colspan="2">3.19</td>
<td>2.21</td>
<td>3.30</td>
<td>2.30</td>
</tr>
<tr class="even">
<td>11,000-19,999</td>
<td>2.88</td>
<td>2.12</td>
<td colspan="2">2.98</td>
<td>2.22</td>
<td colspan="2">3.09</td>
<td>2.31</td>
<td>3.20</td>
<td>2.40</td>
</tr>
<tr class="odd">
<td>20,000-29,999</td>
<td>2.80</td>
<td>2.20</td>
<td colspan="2">2.90</td>
<td>2.30</td>
<td colspan="2">3.01</td>
<td>2.39</td>
<td>3.11</td>
<td>2.49</td>
</tr>
<tr class="even">
<td>30,000-39,999</td>
<td>2.75</td>
<td>2.25</td>
<td colspan="2">2.86</td>
<td>2.34</td>
<td colspan="2">2.96</td>
<td>2.44</td>
<td>3.06</td>
<td>2.54</td>
</tr>
<tr class="odd">
<td>40,000-59,999</td>
<td>2.71</td>
<td>2.29</td>
<td colspan="2">2.81</td>
<td>2.39</td>
<td colspan="2">2.92</td>
<td>2.48</td>
<td>3.02</td>
<td>2.58</td>
</tr>
<tr class="even">
<td>60,000-89,999</td>
<td>2.67</td>
<td>2.33</td>
<td colspan="2">2.77</td>
<td>2.43</td>
<td colspan="2">2.88</td>
<td>2.52</td>
<td>2.98</td>
<td>2.62</td>
</tr>
<tr class="odd">
<td>90,000-110,000</td>
<td>2.65</td>
<td>2.35</td>
<td colspan="2">2.75</td>
<td>2.45</td>
<td colspan="2">2.85</td>
<td>2.55</td>
<td>2.96</td>
<td>2.64</td>
</tr>
</tbody>
</table>

THREE STANDARD DEVIATION CONTROL LIMITS

FOR PERCENT IN ERROR

<table style="width:100%;">
<colgroup>
<col style="width: 20%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 10%" />
<col style="width: 10%" />
</colgroup>
<tbody>
<tr class="odd">
<td><strong>Number of sample units included</strong></td>
<td colspan="10"><strong>Quality Level (Percent in Error)</strong></td>
</tr>
<tr class="even">
<td><p><strong>in estimated</strong></p>
<p><strong>quality level</strong></p></td>
<td colspan="3">2.9</td>
<td colspan="3">3.0</td>
<td colspan="2">3.1</td>
<td colspan="2">3.2</td>
</tr>
<tr class="odd">
<td></td>
<td>UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td>UCL</td>
<td>LCL</td>
</tr>
<tr class="even">
<td>15-24</td>
<td>14.15</td>
<td>0.00</td>
<td colspan="2">14.45</td>
<td>0.00</td>
<td colspan="2">14.73</td>
<td>0.00</td>
<td>15.01</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>25-34</td>
<td>12.08</td>
<td>0.00</td>
<td colspan="2">12.35</td>
<td>0.00</td>
<td colspan="2">12.59</td>
<td>0.00</td>
<td>12.84</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>35-44</td>
<td>10.85</td>
<td>0.00</td>
<td colspan="2">11.10</td>
<td>0.00</td>
<td colspan="2">11.32</td>
<td>0.00</td>
<td>11.55</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>45-54</td>
<td>10.01</td>
<td>0.00</td>
<td colspan="2">10.24</td>
<td>0.00</td>
<td colspan="2">10.45</td>
<td>0.00</td>
<td>10.67</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>55-64</td>
<td>9.39</td>
<td>0.00</td>
<td colspan="2">9.61</td>
<td>0.00</td>
<td colspan="2">9.81</td>
<td>0.00</td>
<td>10.02</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>65-84</td>
<td>8.71</td>
<td>0.00</td>
<td colspan="2">8.91</td>
<td>0.00</td>
<td colspan="2">9.10</td>
<td>0.00</td>
<td>9.30</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>85-114</td>
<td>7.93</td>
<td>0.00</td>
<td colspan="2">8.12</td>
<td>0.00</td>
<td colspan="2">8.30</td>
<td>0.00</td>
<td>8.48</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>115-134</td>
<td>7.40</td>
<td>0.00</td>
<td colspan="2">7.58</td>
<td>0.00</td>
<td colspan="2">7.75</td>
<td>0.00</td>
<td>7.92</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>135-164</td>
<td>7.01</td>
<td>0.00</td>
<td colspan="2">7.18</td>
<td>0.00</td>
<td colspan="2">7.35</td>
<td>0.00</td>
<td>7.51</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>165-184</td>
<td>6.70</td>
<td>0.00</td>
<td colspan="2">6.87</td>
<td>0.00</td>
<td colspan="2">7.03</td>
<td>0.00</td>
<td>7.19</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>185-214</td>
<td>6.46</td>
<td>0.00</td>
<td colspan="2">6.62</td>
<td>0.00</td>
<td colspan="2">6.78</td>
<td>0.00</td>
<td>6.93</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>215-234</td>
<td>6.25</td>
<td>0.00</td>
<td colspan="2">6.41</td>
<td>0.00</td>
<td colspan="2">6.57</td>
<td>0.00</td>
<td>6.72</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>235-274</td>
<td>6.05</td>
<td>0.00</td>
<td colspan="2">6.21</td>
<td>0.00</td>
<td colspan="2">3.36</td>
<td>0.00</td>
<td>6.51</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>275-324</td>
<td>5.80</td>
<td>0.00</td>
<td colspan="2">5.96</td>
<td>0.04</td>
<td colspan="2">6.10</td>
<td>0.10</td>
<td>6.25</td>
<td>0.15</td>
</tr>
<tr class="even">
<td>325-374</td>
<td>5.59</td>
<td>0.21</td>
<td colspan="2">5.74</td>
<td>0.26</td>
<td colspan="2">5.88</td>
<td>0.32</td>
<td>6.02</td>
<td>.038</td>
</tr>
<tr class="odd">
<td>375-424</td>
<td>5.42</td>
<td>0.38</td>
<td colspan="2">5.56</td>
<td>0.44</td>
<td colspan="2">5.70</td>
<td>0.50</td>
<td>5.84</td>
<td>.056</td>
</tr>
<tr class="even">
<td>425-499</td>
<td>5.24</td>
<td>0.56</td>
<td colspan="2">5.38</td>
<td>0.62</td>
<td colspan="2">5.52</td>
<td>0.68</td>
<td>5.66</td>
<td>.074</td>
</tr>
<tr class="odd">
<td>500-599</td>
<td>5.04</td>
<td>0.76</td>
<td colspan="2">5.18</td>
<td>0.82</td>
<td colspan="2">5.32</td>
<td>0.88</td>
<td>5.45</td>
<td>0.95</td>
</tr>
<tr class="even">
<td>600-699</td>
<td>4.87</td>
<td>0.93</td>
<td colspan="2">5.01</td>
<td>0.99</td>
<td colspan="2">5.14</td>
<td>1.06</td>
<td>5.27</td>
<td>1.13</td>
</tr>
<tr class="odd">
<td>700-799</td>
<td>4.74</td>
<td>1.06</td>
<td colspan="2">4.87</td>
<td>1.13</td>
<td colspan="2">5.00</td>
<td>1.20</td>
<td>5.13</td>
<td>1.27</td>
</tr>
<tr class="even">
<td>800-899</td>
<td>4.63</td>
<td>1.17</td>
<td colspan="2">4.76</td>
<td>1.24</td>
<td colspan="2">4.88</td>
<td>1.32</td>
<td>5.01</td>
<td>1.39</td>
</tr>
<tr class="odd">
<td>900-999</td>
<td>4.53</td>
<td>1.27</td>
<td colspan="2">4.66</td>
<td>1.34</td>
<td colspan="2">4.79</td>
<td>1.41</td>
<td>4.91</td>
<td>1.49</td>
</tr>
<tr class="even">
<td>1,000-1,099</td>
<td>4.45</td>
<td>1.35</td>
<td colspan="2">4.58</td>
<td>1.42</td>
<td colspan="2">4.70</td>
<td>1.50</td>
<td>4.83</td>
<td>1.57</td>
</tr>
<tr class="odd">
<td>1,100-1,299</td>
<td>4.35</td>
<td>1.45</td>
<td colspan="2">4.48</td>
<td>1.52</td>
<td colspan="2">4.60</td>
<td>1.60</td>
<td>4.72</td>
<td>1.68</td>
</tr>
<tr class="even">
<td>1,300-1,699</td>
<td>4.20</td>
<td>1.60</td>
<td colspan="2">4.32</td>
<td>1.68</td>
<td colspan="2">4.44</td>
<td>1.76</td>
<td>4.56</td>
<td>1.84</td>
</tr>
<tr class="odd">
<td>1,700-2,299</td>
<td>4.02</td>
<td>1.78</td>
<td colspan="2">4.14</td>
<td>1.86</td>
<td colspan="2">4.26</td>
<td>1.94</td>
<td>4.38</td>
<td>2.02</td>
</tr>
<tr class="even">
<td>2,300-2,999</td>
<td>3.88</td>
<td>1.92</td>
<td colspan="2">3.99</td>
<td>2.01</td>
<td colspan="2">4.11</td>
<td>2.09</td>
<td>4.23</td>
<td>2.17</td>
</tr>
<tr class="odd">
<td>3,000-3,999</td>
<td>3.75</td>
<td>2.05</td>
<td colspan="2">3.87</td>
<td>2.13</td>
<td colspan="2">3.98</td>
<td>2.22</td>
<td>4.09</td>
<td>2.31</td>
</tr>
<tr class="even">
<td>4,000-4,999</td>
<td>3.65</td>
<td>2.15</td>
<td colspan="2">3.76</td>
<td>2.24</td>
<td colspan="2">3.88</td>
<td>2.32</td>
<td>3.99</td>
<td>2.41</td>
</tr>
<tr class="odd">
<td>5,000-5,999</td>
<td>3.58</td>
<td>2.22</td>
<td colspan="2">3.69</td>
<td>2.31</td>
<td colspan="2">3.80</td>
<td>2.40</td>
<td>3.91</td>
<td>2.49</td>
</tr>
<tr class="even">
<td>6,000-6,999</td>
<td>3.52</td>
<td>2.28</td>
<td colspan="2">3.63</td>
<td>2.37</td>
<td colspan="2">3.74</td>
<td>2.46</td>
<td>3.85</td>
<td>2.55</td>
</tr>
<tr class="odd">
<td>7,000-7,999</td>
<td>3.48</td>
<td>2.32</td>
<td colspan="2">3.59</td>
<td>2.41</td>
<td colspan="2">3.70</td>
<td>2.50</td>
<td>3.81</td>
<td>2.59</td>
</tr>
<tr class="even">
<td>8,000-8,999</td>
<td>3.45</td>
<td>2.35</td>
<td colspan="2">3.56</td>
<td>2.44</td>
<td colspan="2">3.66</td>
<td>2.54</td>
<td>3.77</td>
<td>2.63</td>
</tr>
<tr class="odd">
<td>9,000-10,999</td>
<td>3.40</td>
<td>2.40</td>
<td colspan="2">3.51</td>
<td>2.49</td>
<td colspan="2">3.62</td>
<td>2.58</td>
<td>3.73</td>
<td>2.67</td>
</tr>
<tr class="even">
<td>11,000-19,999</td>
<td>3.30</td>
<td>2.50</td>
<td colspan="2">3.41</td>
<td>2.59</td>
<td colspan="2">3.52</td>
<td>2.68</td>
<td>3.62</td>
<td>2.78</td>
</tr>
<tr class="odd">
<td>20,000-29,999</td>
<td>3.22</td>
<td>2.58</td>
<td colspan="2">3.32</td>
<td>2.68</td>
<td colspan="2">3.43</td>
<td>2.77</td>
<td>3.53</td>
<td>2.87</td>
</tr>
<tr class="even">
<td>30,000-39,999</td>
<td>3.17</td>
<td>2.63</td>
<td colspan="2">3.27</td>
<td>2.73</td>
<td colspan="2">3.38</td>
<td>2.82</td>
<td>3.48</td>
<td>2.92</td>
</tr>
<tr class="odd">
<td>40,000-59,999</td>
<td>3.12</td>
<td>2.68</td>
<td colspan="2">3.23</td>
<td>2.77</td>
<td colspan="2">3.33</td>
<td>2.87</td>
<td>3.44</td>
<td>2.96</td>
</tr>
<tr class="even">
<td>60,000-89,999</td>
<td>3.08</td>
<td>2.72</td>
<td colspan="2">3.19</td>
<td>2.81</td>
<td colspan="2">3.29</td>
<td>2.91</td>
<td>3.39</td>
<td>3.01</td>
</tr>
<tr class="odd">
<td>90,000-110,000</td>
<td>3.06</td>
<td>2.74</td>
<td colspan="2">3.16</td>
<td>2.84</td>
<td colspan="2">3.26</td>
<td>2.94</td>
<td>3.37</td>
<td>3.03</td>
</tr>
</tbody>
</table>

THREE STANDARD DEVIATION CONTROL LIMITS

FOR PERCENT IN ERROR

<table style="width:100%;">
<colgroup>
<col style="width: 20%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 10%" />
<col style="width: 10%" />
</colgroup>
<tbody>
<tr class="odd">
<td><strong>Number of sample units included</strong></td>
<td colspan="10"><strong>Quality Level (Percent in Error)</strong></td>
</tr>
<tr class="even">
<td><p><strong>in estimated</strong></p>
<p><strong>quality level</strong></p></td>
<td colspan="3">3.3</td>
<td colspan="3">3.4</td>
<td colspan="2">3.5</td>
<td colspan="2">3.6</td>
</tr>
<tr class="odd">
<td></td>
<td>UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td>UCL</td>
<td>LCL</td>
</tr>
<tr class="even">
<td>15-24</td>
<td>15.29</td>
<td>0.00</td>
<td colspan="2">15.56</td>
<td>0.00</td>
<td colspan="2">15.82</td>
<td>0.00</td>
<td>16.10</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>25-34</td>
<td>13.09</td>
<td>0.00</td>
<td colspan="2">13.33</td>
<td>0.00</td>
<td colspan="2">13.56</td>
<td>0.00</td>
<td>13.81</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>35-44</td>
<td>11.77</td>
<td>0.00</td>
<td colspan="2">12.00</td>
<td>0.00</td>
<td colspan="2">12.21</td>
<td>0.00</td>
<td>12.44</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>45-54</td>
<td>10.88</td>
<td>0.00</td>
<td colspan="2">11.09</td>
<td>0.00</td>
<td colspan="2">11.29</td>
<td>0.00</td>
<td>11.51</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>55-64</td>
<td>10.22</td>
<td>0.00</td>
<td colspan="2">10.42</td>
<td>0.00</td>
<td colspan="2">10.61</td>
<td>0.00</td>
<td>10.82</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>65-84</td>
<td>9.49</td>
<td>0.00</td>
<td colspan="2">9.68</td>
<td>0.00</td>
<td colspan="2">9.86</td>
<td>0.00</td>
<td>10.05</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>85-114</td>
<td>8.66</td>
<td>0.00</td>
<td colspan="2">8.84</td>
<td>0.00</td>
<td colspan="2">9.01</td>
<td>0.00</td>
<td>9.19</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>115-134</td>
<td>8.09</td>
<td>0.00</td>
<td colspan="2">8.27</td>
<td>0.00</td>
<td colspan="2">8.43</td>
<td>0.00</td>
<td>8.60</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>135-164</td>
<td>7.68</td>
<td>0.00</td>
<td colspan="2">7.84</td>
<td>0.00</td>
<td colspan="2">8.00</td>
<td>0.00</td>
<td>8.16</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>165-184</td>
<td>7.35</td>
<td>0.00</td>
<td colspan="2">7.51</td>
<td>0.00</td>
<td colspan="2">7.67</td>
<td>0.00</td>
<td>7.83</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>185-214</td>
<td>7.09</td>
<td>0.00</td>
<td colspan="2">7.25</td>
<td>0.00</td>
<td colspan="2">7.40</td>
<td>0.00</td>
<td>7.55</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>215-234</td>
<td>6.87</td>
<td>0.00</td>
<td colspan="2">7.03</td>
<td>0.00</td>
<td colspan="2">7.17</td>
<td>0.00</td>
<td>7.33</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>235-274</td>
<td>6.66</td>
<td>0.00</td>
<td colspan="2">6.81</td>
<td>0.00</td>
<td colspan="2">6.95</td>
<td>0.05</td>
<td>7.10</td>
<td>0.10</td>
</tr>
<tr class="odd">
<td>275-324</td>
<td>6.39</td>
<td>0.21</td>
<td colspan="2">6.54</td>
<td>0.26</td>
<td colspan="2">6.68</td>
<td>0.32</td>
<td>6.83</td>
<td>0.37</td>
</tr>
<tr class="even">
<td>325-374</td>
<td>6.16</td>
<td>0.44</td>
<td colspan="2">6.31</td>
<td>0.49</td>
<td colspan="2">6.45</td>
<td>0.55</td>
<td>6.59</td>
<td>0.61</td>
</tr>
<tr class="odd">
<td>375-424</td>
<td>5.98</td>
<td>0.62</td>
<td colspan="2">6.12</td>
<td>0.68</td>
<td colspan="2">6.26</td>
<td>0.74</td>
<td>6.40</td>
<td>0.80</td>
</tr>
<tr class="even">
<td>425-499</td>
<td>5.79</td>
<td>0.81</td>
<td colspan="2">5.93</td>
<td>0.87</td>
<td colspan="2">6.06</td>
<td>0.94</td>
<td>6.20</td>
<td>1.00</td>
</tr>
<tr class="odd">
<td>500-599</td>
<td>5.59</td>
<td>1.01</td>
<td colspan="2">5.72</td>
<td>1.08</td>
<td colspan="2">5.85</td>
<td>1.15</td>
<td>5.98</td>
<td>1.22</td>
</tr>
<tr class="even">
<td>600-699</td>
<td>5.40</td>
<td>1.20</td>
<td colspan="2">5.53</td>
<td>1.27</td>
<td colspan="2">5.66</td>
<td>1.34</td>
<td>5.79</td>
<td>1.41</td>
</tr>
<tr class="odd">
<td>700-799</td>
<td>5.26</td>
<td>1.34</td>
<td colspan="2">5.39</td>
<td>1.41</td>
<td colspan="2">5.51</td>
<td>1.49</td>
<td>5.64</td>
<td>1.56</td>
</tr>
<tr class="even">
<td>800-899</td>
<td>5.14</td>
<td>1.46</td>
<td colspan="2">5.27</td>
<td>1.53</td>
<td colspan="2">5.39</td>
<td>1.61</td>
<td>5.52</td>
<td>1.68</td>
</tr>
<tr class="odd">
<td>900-999</td>
<td>5.04</td>
<td>1.56</td>
<td colspan="2">5.16</td>
<td>1.64</td>
<td colspan="2">5.29</td>
<td>1.71</td>
<td>5.41</td>
<td>1.79</td>
</tr>
<tr class="even">
<td>1,000-1,099</td>
<td>4.95</td>
<td>1.65</td>
<td colspan="2">5.08</td>
<td>1.72</td>
<td colspan="2">5.20</td>
<td>1.80</td>
<td>5.33</td>
<td>1.87</td>
</tr>
<tr class="odd">
<td>1,100-1,299</td>
<td>4.85</td>
<td>1.75</td>
<td colspan="2">4.97</td>
<td>1.83</td>
<td colspan="2">5.09</td>
<td>1.91</td>
<td>5.21</td>
<td>1.99</td>
</tr>
<tr class="even">
<td>1,300-1,699</td>
<td>4.68</td>
<td>1.92</td>
<td colspan="2">4.80</td>
<td>2.00</td>
<td colspan="2">4.92</td>
<td>2.08</td>
<td>5.04</td>
<td>2.16</td>
</tr>
<tr class="odd">
<td>1,700-2,299</td>
<td>4.50</td>
<td>2.10</td>
<td colspan="2">4.62</td>
<td>2.18</td>
<td colspan="2">4.73</td>
<td>2.27</td>
<td>4.85</td>
<td>2.35</td>
</tr>
<tr class="even">
<td>2,300-2,999</td>
<td>4.34</td>
<td>2.26</td>
<td colspan="2">4.46</td>
<td>2.34</td>
<td colspan="2">4.57</td>
<td>2.43</td>
<td>4.69</td>
<td>2.51</td>
</tr>
<tr class="odd">
<td>3,000-3,999</td>
<td>4.21</td>
<td>2.39</td>
<td colspan="2">4.32</td>
<td>2.48</td>
<td colspan="2">4.43</td>
<td>2.57</td>
<td>4.54</td>
<td>2.66</td>
</tr>
<tr class="even">
<td>4,000-4,999</td>
<td>4.10</td>
<td>2.50</td>
<td colspan="2">4.21</td>
<td>2.59</td>
<td colspan="2">4.32</td>
<td>2.68</td>
<td>4.43</td>
<td>2.77</td>
</tr>
<tr class="odd">
<td>5,000-5,999</td>
<td>4.02</td>
<td>2.58</td>
<td colspan="2">4.13</td>
<td>2.67</td>
<td colspan="2">4.24</td>
<td>2.76</td>
<td>4.35</td>
<td>2.85</td>
</tr>
<tr class="even">
<td>6,000-6,999</td>
<td>3.96</td>
<td>2.64</td>
<td colspan="2">4.07</td>
<td>2.73</td>
<td colspan="2">4.18</td>
<td>2.82</td>
<td>4.29</td>
<td>2.91</td>
</tr>
<tr class="odd">
<td>7,000-7,999</td>
<td>3.92</td>
<td>2.68</td>
<td colspan="2">4.03</td>
<td>2.77</td>
<td colspan="2">4.14</td>
<td>2.86</td>
<td>4.25</td>
<td>2.95</td>
</tr>
<tr class="even">
<td>8,000-8,999</td>
<td>3.88</td>
<td>2.72</td>
<td colspan="2">3.99</td>
<td>2.81</td>
<td colspan="2">4.10</td>
<td>2.90</td>
<td>4.21</td>
<td>2.99</td>
</tr>
<tr class="odd">
<td>9,000-10,999</td>
<td>3.84</td>
<td>2.76</td>
<td colspan="2">3.94</td>
<td>2.86</td>
<td colspan="2">4.05</td>
<td>2.95</td>
<td>4.16</td>
<td>3.04</td>
</tr>
<tr class="even">
<td>11,000-19,999</td>
<td>3.73</td>
<td>2.87</td>
<td colspan="2">3.84</td>
<td>2.96</td>
<td colspan="2">3.94</td>
<td>3.06</td>
<td>4.05</td>
<td>3.15</td>
</tr>
<tr class="odd">
<td>20,000-29,999</td>
<td>3.64</td>
<td>2.96</td>
<td colspan="2">3.74</td>
<td>3.06</td>
<td colspan="2">3.85</td>
<td>3.15</td>
<td>3.95</td>
<td>3.25</td>
</tr>
<tr class="even">
<td>30,000-39,999</td>
<td>3.59</td>
<td>3.01</td>
<td colspan="2">3.69</td>
<td>3.11</td>
<td colspan="2">3.79</td>
<td>3.21</td>
<td>3.90</td>
<td>3.30</td>
</tr>
<tr class="odd">
<td>40,000-59,999</td>
<td>3.54</td>
<td>3.06</td>
<td colspan="2">3.64</td>
<td>3.16</td>
<td colspan="2">3.75</td>
<td>3.25</td>
<td>3.85</td>
<td>3.35</td>
</tr>
<tr class="even">
<td>60,000-89,999</td>
<td>3.50</td>
<td>3.10</td>
<td colspan="2">3.60</td>
<td>3.20</td>
<td colspan="2">3.70</td>
<td>3.30</td>
<td>3.80</td>
<td>3.40</td>
</tr>
<tr class="odd">
<td>90,000-110,000</td>
<td>3.47</td>
<td>3.13</td>
<td colspan="2">3.57</td>
<td>3.23</td>
<td colspan="2">3.67</td>
<td>3.33</td>
<td>3.78</td>
<td>3.42</td>
</tr>
</tbody>
</table>

THREE STANDARD DEVIATION CONTROL LIMITS

FOR PERCENT IN ERROR

<table style="width:100%;">
<colgroup>
<col style="width: 20%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 10%" />
<col style="width: 10%" />
</colgroup>
<tbody>
<tr class="odd">
<td><strong>Number of sample units included</strong></td>
<td colspan="10"><strong>Quality Level (Percent in Error)</strong></td>
</tr>
<tr class="even">
<td><p><strong>in estimated</strong></p>
<p><strong>quality level</strong></p></td>
<td colspan="3">3.7</td>
<td colspan="3">3.8</td>
<td colspan="2">3.9</td>
<td colspan="2">4.0</td>
</tr>
<tr class="odd">
<td></td>
<td>UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td>UCL</td>
<td>LCL</td>
</tr>
<tr class="even">
<td>15-24</td>
<td>16.38</td>
<td>0.00</td>
<td colspan="2">16.64</td>
<td>0.00</td>
<td colspan="2">16.89</td>
<td>0.00</td>
<td>17.15</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>25-34</td>
<td>14.05</td>
<td>0.00</td>
<td colspan="2">14.28</td>
<td>0.00</td>
<td colspan="2">14.51</td>
<td>0.00</td>
<td>14.74</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>35-44</td>
<td>12.66</td>
<td>0.00</td>
<td colspan="2">12.88</td>
<td>0.00</td>
<td colspan="2">13.09</td>
<td>0.00</td>
<td>13.30</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>45-54</td>
<td>11.72</td>
<td>0.00</td>
<td colspan="2">11.92</td>
<td>0.00</td>
<td colspan="2">12.12</td>
<td>0.00</td>
<td>12.32</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>55-64</td>
<td>11.02</td>
<td>0.00</td>
<td colspan="2">11.21</td>
<td>0.00</td>
<td colspan="2">11.40</td>
<td>0.00</td>
<td>11.59</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>65-84</td>
<td>10.25</td>
<td>0.00</td>
<td colspan="2">10.43</td>
<td>0.00</td>
<td colspan="2">10.61</td>
<td>0.00</td>
<td>10.79</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>85-114</td>
<td>9.37</td>
<td>0.00</td>
<td colspan="2">9.54</td>
<td>0.00</td>
<td colspan="2">9.71</td>
<td>0.00</td>
<td>9.88</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>115-134</td>
<td>8.77</td>
<td>0.00</td>
<td colspan="2">8.93</td>
<td>0.00</td>
<td colspan="2">9.10</td>
<td>0.00</td>
<td>9.26</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>135-164</td>
<td>8.33</td>
<td>0.00</td>
<td colspan="2">8.49</td>
<td>0.00</td>
<td colspan="2">8.64</td>
<td>0.00</td>
<td>8.80</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>165-184</td>
<td>7.99</td>
<td>0.00</td>
<td colspan="2">8.14</td>
<td>0.00</td>
<td colspan="2">8.29</td>
<td>0.00</td>
<td>8.44</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>185-214</td>
<td>7.71</td>
<td>0.00</td>
<td colspan="2">7.86</td>
<td>0.00</td>
<td colspan="2">8.01</td>
<td>0.00</td>
<td>8.16</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>215-234</td>
<td>7.48</td>
<td>0.00</td>
<td colspan="2">7.63</td>
<td>0.00</td>
<td colspan="2">7.77</td>
<td>0.03</td>
<td>7.92</td>
<td>0.08</td>
</tr>
<tr class="even">
<td>235-274</td>
<td>7.25</td>
<td>0.15</td>
<td colspan="2">7.39</td>
<td>0.21</td>
<td colspan="2">7.54</td>
<td>0.26</td>
<td>7.68</td>
<td>0.32</td>
</tr>
<tr class="odd">
<td>275-324</td>
<td>6.97</td>
<td>0.43</td>
<td colspan="2">7.11</td>
<td>0.49</td>
<td colspan="2">7.25</td>
<td>0.55</td>
<td>7.39</td>
<td>0.61</td>
</tr>
<tr class="even">
<td>325-374</td>
<td>6.73</td>
<td>0.67</td>
<td colspan="2">6.87</td>
<td>0.73</td>
<td colspan="2">7.01</td>
<td>0.79</td>
<td>7.14</td>
<td>0.86</td>
</tr>
<tr class="odd">
<td>375-424</td>
<td>6.54</td>
<td>0.86</td>
<td colspan="2">6.67</td>
<td>0.93</td>
<td colspan="2">6.81</td>
<td>0.99</td>
<td>6.94</td>
<td>1.06</td>
</tr>
<tr class="even">
<td>425-499</td>
<td>6.34</td>
<td>1.06</td>
<td colspan="2">6.47</td>
<td>1.13</td>
<td colspan="2">6.60</td>
<td>1.20</td>
<td>6.74</td>
<td>1.26</td>
</tr>
<tr class="odd">
<td>500-599</td>
<td>6.12</td>
<td>1.28</td>
<td colspan="2">6.25</td>
<td>1.35</td>
<td colspan="2">6.38</td>
<td>1.42</td>
<td>6.51</td>
<td>1.49</td>
</tr>
<tr class="even">
<td>600-699</td>
<td>5.92</td>
<td>1.48</td>
<td colspan="2">6.05</td>
<td>1.55</td>
<td colspan="2">6.18</td>
<td>1.62</td>
<td>6.31</td>
<td>1.69</td>
</tr>
<tr class="odd">
<td>700-799</td>
<td>5.77</td>
<td>1.63</td>
<td colspan="2">5.90</td>
<td>1.70</td>
<td colspan="2">6.02</td>
<td>1.78</td>
<td>6.15</td>
<td>1.85</td>
</tr>
<tr class="even">
<td>800-899</td>
<td>5.64</td>
<td>1.76</td>
<td colspan="2">5.77</td>
<td>1.83</td>
<td colspan="2">5.89</td>
<td>1.91</td>
<td>6.02</td>
<td>1.98</td>
</tr>
<tr class="odd">
<td>900-999</td>
<td>5.54</td>
<td>1.86</td>
<td colspan="2">5.66</td>
<td>1.94</td>
<td colspan="2">5.78</td>
<td>2.02</td>
<td>5.91</td>
<td>2.09</td>
</tr>
<tr class="even">
<td>1,000-1,099</td>
<td>5.45</td>
<td>1.95</td>
<td colspan="2">5.57</td>
<td>2.03</td>
<td colspan="2">5.69</td>
<td>2.11</td>
<td>5.81</td>
<td>2.19</td>
</tr>
<tr class="odd">
<td>1,100-1,299</td>
<td>5.34</td>
<td>2.06</td>
<td colspan="2">5.46</td>
<td>2.14</td>
<td colspan="2">5.58</td>
<td>2.22</td>
<td>5.70</td>
<td>2.30</td>
</tr>
<tr class="even">
<td>1,300-1,699</td>
<td>5.16</td>
<td>2.24</td>
<td colspan="2">5.28</td>
<td>2.32</td>
<td colspan="2">5.40</td>
<td>2.40</td>
<td>5.52</td>
<td>2.48</td>
</tr>
<tr class="odd">
<td>1,700-2,299</td>
<td>4.97</td>
<td>2.43</td>
<td colspan="2">5.08</td>
<td>2.52</td>
<td colspan="2">5.20</td>
<td>2.60</td>
<td>5.31</td>
<td>2.69</td>
</tr>
<tr class="even">
<td>2,300-2,999</td>
<td>4.80</td>
<td>2.60</td>
<td colspan="2">4.92</td>
<td>2.68</td>
<td colspan="2">5.03</td>
<td>2.77</td>
<td>5.14</td>
<td>2.86</td>
</tr>
<tr class="odd">
<td>3,000-3,999</td>
<td>4.66</td>
<td>2.74</td>
<td colspan="2">4.77</td>
<td>2.83</td>
<td colspan="2">4.88</td>
<td>2.92</td>
<td>4.99</td>
<td>3.01</td>
</tr>
<tr class="even">
<td>4,000-4,999</td>
<td>4.55</td>
<td>2.85</td>
<td colspan="2">4.66</td>
<td>2.94</td>
<td colspan="2">4.77</td>
<td>3.03</td>
<td>4.88</td>
<td>3.12</td>
</tr>
<tr class="odd">
<td>5,000-5,999</td>
<td>4.46</td>
<td>2.94</td>
<td colspan="2">4.57</td>
<td>3.03</td>
<td colspan="2">4.68</td>
<td>3.12</td>
<td>4.79</td>
<td>3.21</td>
</tr>
<tr class="even">
<td>6,000-6,999</td>
<td>4.40</td>
<td>3.00</td>
<td colspan="2">4.51</td>
<td>3.09</td>
<td colspan="2">4.62</td>
<td>3.18</td>
<td>4.73</td>
<td>3.27</td>
</tr>
<tr class="odd">
<td>7,000-7,999</td>
<td>4.35</td>
<td>3.05</td>
<td colspan="2">4.46</td>
<td>3.14</td>
<td colspan="2">4.57</td>
<td>3.23</td>
<td>4.68</td>
<td>3.32</td>
</tr>
<tr class="even">
<td>8,000-8,999</td>
<td>4.32</td>
<td>3.08</td>
<td colspan="2">4.42</td>
<td>3.18</td>
<td colspan="2">4.53</td>
<td>3.27</td>
<td>4.64</td>
<td>3.36</td>
</tr>
<tr class="odd">
<td>9,000-10,999</td>
<td>4.27</td>
<td>3.13</td>
<td colspan="2">4.37</td>
<td>3.23</td>
<td colspan="2">4.48</td>
<td>3.32</td>
<td>4.59</td>
<td>3.41</td>
</tr>
<tr class="even">
<td>11,000-19,999</td>
<td>4.16</td>
<td>3.24</td>
<td colspan="2">4.26</td>
<td>3.34</td>
<td colspan="2">4.37</td>
<td>3.43</td>
<td>4.47</td>
<td>3.53</td>
</tr>
<tr class="odd">
<td>20,000-29,999</td>
<td>4.06</td>
<td>3.34</td>
<td colspan="2">4.16</td>
<td>3.44</td>
<td colspan="2">4.27</td>
<td>3.53</td>
<td>4.37</td>
<td>3.63</td>
</tr>
<tr class="even">
<td>30,000-39,999</td>
<td>4.00</td>
<td>3.40</td>
<td colspan="2">4.11</td>
<td>3.49</td>
<td colspan="2">4.21</td>
<td>3.59</td>
<td>4.31</td>
<td>3.69</td>
</tr>
<tr class="odd">
<td>40,000-59,999</td>
<td>3.95</td>
<td>3.45</td>
<td colspan="2">4.06</td>
<td>3.54</td>
<td colspan="2">4.16</td>
<td>3.64</td>
<td>4.26</td>
<td>3.74</td>
</tr>
<tr class="even">
<td>60,000-89,999</td>
<td>3.91</td>
<td>3.49</td>
<td colspan="2">4.01</td>
<td>3.59</td>
<td colspan="2">4.11</td>
<td>3.69</td>
<td>4.21</td>
<td>3.79</td>
</tr>
<tr class="odd">
<td>90,000-110,000</td>
<td>3.88</td>
<td>3.52</td>
<td colspan="2">3.98</td>
<td>3.62</td>
<td colspan="2">4.08</td>
<td>3.72</td>
<td>4.19</td>
<td>3.81</td>
</tr>
</tbody>
</table>

THREE STANDARD DEVIATION CONTROL LIMITS

FOR PERCENT IN ERROR

<table style="width:100%;">
<colgroup>
<col style="width: 20%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 10%" />
<col style="width: 10%" />
</colgroup>
<tbody>
<tr class="odd">
<td><strong>Number of sample units included</strong></td>
<td colspan="10"><strong>Quality Level (Percent in Error)</strong></td>
</tr>
<tr class="even">
<td><p><strong>in estimated</strong></p>
<p><strong>quality level</strong></p></td>
<td colspan="3">4.2</td>
<td colspan="3">4.4</td>
<td colspan="2">4.5</td>
<td colspan="2">4.6</td>
</tr>
<tr class="odd">
<td></td>
<td>UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td>UCL</td>
<td>LCL</td>
</tr>
<tr class="even">
<td>15-24</td>
<td>17.66</td>
<td>0.00</td>
<td colspan="2">18.17</td>
<td>0.00</td>
<td colspan="2">18.41</td>
<td>0.00</td>
<td>18.69</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>25-34</td>
<td>15.19</td>
<td>0.00</td>
<td colspan="2">15.65</td>
<td>0.00</td>
<td colspan="2">15.86</td>
<td>0.00</td>
<td>16.10</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>35-44</td>
<td>13.72</td>
<td>0.00</td>
<td colspan="2">14.14</td>
<td>0.00</td>
<td colspan="2">14.33</td>
<td>0.00</td>
<td>14.56</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>45-54</td>
<td>12.71</td>
<td>0.00</td>
<td colspan="2">13.11</td>
<td>0.00</td>
<td colspan="2">13.30</td>
<td>0.00</td>
<td>13.51</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>55-64</td>
<td>11.97</td>
<td>0.00</td>
<td colspan="2">12.35</td>
<td>0.00</td>
<td colspan="2">12.53</td>
<td>0.00</td>
<td>12.73</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>65-84</td>
<td>11.15</td>
<td>0.00</td>
<td colspan="2">11.51</td>
<td>0.00</td>
<td colspan="2">11.68</td>
<td>0.00</td>
<td>11.87</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>85-114</td>
<td>10.22</td>
<td>0.00</td>
<td colspan="2">10.56</td>
<td>0.00</td>
<td colspan="2">10.72</td>
<td>0.00</td>
<td>10.90</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>115-134</td>
<td>9.58</td>
<td>0.00</td>
<td colspan="2">9.91</td>
<td>0.00</td>
<td colspan="2">10.06</td>
<td>0.00</td>
<td>10.24</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>135-164</td>
<td>9.12</td>
<td>0.00</td>
<td colspan="2">9.43</td>
<td>0.00</td>
<td colspan="2">9.58</td>
<td>0.00</td>
<td>9.74</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>165-184</td>
<td>8.75</td>
<td>0.00</td>
<td colspan="2">9.06</td>
<td>0.00</td>
<td colspan="2">9.20</td>
<td>0.00</td>
<td>9.36</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>185-214</td>
<td>8.46</td>
<td>0.00</td>
<td colspan="2">8.76</td>
<td>0.04</td>
<td colspan="2">8.90</td>
<td>0.10</td>
<td>9.05</td>
<td>0.15</td>
</tr>
<tr class="odd">
<td>215-234</td>
<td>8.21</td>
<td>0.19</td>
<td colspan="2">8.51</td>
<td>0.29</td>
<td colspan="2">8.65</td>
<td>0.35</td>
<td>8.80</td>
<td>0.40</td>
</tr>
<tr class="even">
<td>235-274</td>
<td>7.97</td>
<td>0.43</td>
<td colspan="2">8.26</td>
<td>0.54</td>
<td colspan="2">8.39</td>
<td>0.61</td>
<td>8.55</td>
<td>0.65</td>
</tr>
<tr class="odd">
<td>275-324</td>
<td>7.68</td>
<td>0.72</td>
<td colspan="2">7.96</td>
<td>0.84</td>
<td colspan="2">8.09</td>
<td>0.91</td>
<td>8.24</td>
<td>0.96</td>
</tr>
<tr class="even">
<td>325-374</td>
<td>7.42</td>
<td>0.98</td>
<td colspan="2">7.69</td>
<td>1.11</td>
<td colspan="2">7.82</td>
<td>1.18</td>
<td>9.97</td>
<td>1.23</td>
</tr>
<tr class="odd">
<td>375-424</td>
<td>7.21</td>
<td>1.19</td>
<td colspan="2">7.48</td>
<td>1.32</td>
<td colspan="2">7.61</td>
<td>1.39</td>
<td>7.75</td>
<td>1.45</td>
</tr>
<tr class="even">
<td>425-499</td>
<td>7.00</td>
<td>1.40</td>
<td colspan="2">7.27</td>
<td>1.53</td>
<td colspan="2">7.39</td>
<td>1.61</td>
<td>7.53</td>
<td>1.67</td>
</tr>
<tr class="odd">
<td>500-599</td>
<td>6.77</td>
<td>1.63</td>
<td colspan="2">7.03</td>
<td>1.77</td>
<td colspan="2">7.15</td>
<td>1.85</td>
<td>7.29</td>
<td>1.91</td>
</tr>
<tr class="even">
<td>600-699</td>
<td>6.56</td>
<td>1.84</td>
<td colspan="2">6.82</td>
<td>1.98</td>
<td colspan="2">6.94</td>
<td>2.06</td>
<td>7.07</td>
<td>2.13</td>
</tr>
<tr class="odd">
<td>700-799</td>
<td>6.40</td>
<td>2.00</td>
<td colspan="2">6.65</td>
<td>2.15</td>
<td colspan="2">6.77</td>
<td>2.23</td>
<td>6.90</td>
<td>2.30</td>
</tr>
<tr class="even">
<td>800-899</td>
<td>6.26</td>
<td>2.14</td>
<td colspan="2">6.51</td>
<td>2.29</td>
<td colspan="2">6.63</td>
<td>2.37</td>
<td>6.76</td>
<td>2.44</td>
</tr>
<tr class="odd">
<td>900-999</td>
<td>6.15</td>
<td>2.25</td>
<td colspan="2">6.40</td>
<td>2.40</td>
<td colspan="2">6.52</td>
<td>2.48</td>
<td>6.64</td>
<td>2.56</td>
</tr>
<tr class="even">
<td>1,000-1,099</td>
<td>6.06</td>
<td>2.34</td>
<td colspan="2">6.30</td>
<td>2.50</td>
<td colspan="2">6.42</td>
<td>2.58</td>
<td>6.54</td>
<td>2.66</td>
</tr>
<tr class="odd">
<td>1,100-1,299</td>
<td>5.94</td>
<td>2.46</td>
<td colspan="2">6.18</td>
<td>2.62</td>
<td colspan="2">6.30</td>
<td>2.70</td>
<td>6.42</td>
<td>2.78</td>
</tr>
<tr class="even">
<td>1,300-1,699</td>
<td>5.75</td>
<td>2.65</td>
<td colspan="2">5.99</td>
<td>2.81</td>
<td colspan="2">6.11</td>
<td>2.89</td>
<td>6.23</td>
<td>2.97</td>
</tr>
<tr class="odd">
<td>1,700-2,299</td>
<td>5.55</td>
<td>2.85</td>
<td colspan="2">5.78</td>
<td>3.02</td>
<td colspan="2">5.89</td>
<td>3.11</td>
<td>6.01</td>
<td>3.19</td>
</tr>
<tr class="even">
<td>2,300-2,999</td>
<td>5.37</td>
<td>3.03</td>
<td colspan="2">5.60</td>
<td>3.20</td>
<td colspan="2">5.71</td>
<td>3.29</td>
<td>5.82</td>
<td>2.38</td>
</tr>
<tr class="odd">
<td>3,000-3,999</td>
<td>5.22</td>
<td>3.18</td>
<td colspan="2">5.44</td>
<td>3.36</td>
<td colspan="2">5.55</td>
<td>3.45</td>
<td>5.66</td>
<td>3.54</td>
</tr>
<tr class="even">
<td>4,000-4,999</td>
<td>5.10</td>
<td>3.30</td>
<td colspan="2">3.32</td>
<td>3.48</td>
<td colspan="2">5.43</td>
<td>3.57</td>
<td>5.54</td>
<td>3.66</td>
</tr>
<tr class="odd">
<td>5,000-5,999</td>
<td>5.01</td>
<td>3.39</td>
<td colspan="2">5.23</td>
<td>3.57</td>
<td colspan="2">5.34</td>
<td>3.66</td>
<td>5.45</td>
<td>3.75</td>
</tr>
<tr class="even">
<td>6,000-6,999</td>
<td>4.95</td>
<td>3.45</td>
<td colspan="2">5.16</td>
<td>3.64</td>
<td colspan="2">5.27</td>
<td>3.73</td>
<td>5.38</td>
<td>3.82</td>
</tr>
<tr class="odd">
<td>7,000-7,999</td>
<td>4.90</td>
<td>3.50</td>
<td colspan="2">5.11</td>
<td>3.69</td>
<td colspan="2">5.22</td>
<td>3.78</td>
<td>5.33</td>
<td>3.87</td>
</tr>
<tr class="even">
<td>8,000-8,999</td>
<td>4.85</td>
<td>3.55</td>
<td colspan="2">5.07</td>
<td>3.73</td>
<td colspan="2">5.17</td>
<td>3.83</td>
<td>5.28</td>
<td>3.92</td>
</tr>
<tr class="odd">
<td>9,000-10,999</td>
<td>4.80</td>
<td>3.60</td>
<td colspan="2">5.02</td>
<td>3.78</td>
<td colspan="2">5.12</td>
<td>3.88</td>
<td>5.23</td>
<td>3.97</td>
</tr>
<tr class="even">
<td>11,000-19,999</td>
<td>4.68</td>
<td>3.72</td>
<td colspan="2">4.89</td>
<td>3.91</td>
<td colspan="2">5.00</td>
<td>4.00</td>
<td>5.11</td>
<td>4.09</td>
</tr>
<tr class="odd">
<td>20,000-29,999</td>
<td>4.58</td>
<td>3.82</td>
<td colspan="2">4.79</td>
<td>4.01</td>
<td colspan="2">4.89</td>
<td>4.11</td>
<td>5.00</td>
<td>4.20</td>
</tr>
<tr class="even">
<td>30,000-39,999</td>
<td>4.52</td>
<td>3.88</td>
<td colspan="2">4.73</td>
<td>4.07</td>
<td colspan="2">4.83</td>
<td>4.17</td>
<td>4.94</td>
<td>4.26</td>
</tr>
<tr class="odd">
<td>40,000-59,999</td>
<td>4.47</td>
<td>3.93</td>
<td colspan="2">4.68</td>
<td>4.12</td>
<td colspan="2">4.78</td>
<td>4.22</td>
<td>4.88</td>
<td>4.32</td>
</tr>
<tr class="even">
<td>60,000-89,999</td>
<td>4.42</td>
<td>3.98</td>
<td colspan="2">4.62</td>
<td>4.18</td>
<td colspan="2">4.73</td>
<td>4.27</td>
<td>4.83</td>
<td>4.37</td>
</tr>
<tr class="odd">
<td>90,000-110,000</td>
<td>4.39</td>
<td>4.01</td>
<td colspan="2">4.59</td>
<td>4.21</td>
<td colspan="2">4.70</td>
<td>4.30</td>
<td>4.80</td>
<td>4.40</td>
</tr>
</tbody>
</table>

THREE STANDARD DEVIATION CONTROL LIMITS

FOR PERCENT IN ERROR

<table style="width:100%;">
<colgroup>
<col style="width: 20%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 10%" />
<col style="width: 10%" />
</colgroup>
<tbody>
<tr class="odd">
<td><strong>Number of sample units included</strong></td>
<td colspan="10"><strong>Quality Level (Percent in Error)</strong></td>
</tr>
<tr class="even">
<td><p><strong>in estimated</strong></p>
<p><strong>quality level</strong></p></td>
<td colspan="3">4.8</td>
<td colspan="3">5.0</td>
<td colspan="2">5.5</td>
<td colspan="2">6.0</td>
</tr>
<tr class="odd">
<td></td>
<td>UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td>UCL</td>
<td>LCL</td>
</tr>
<tr class="even">
<td>15-24</td>
<td>19.18</td>
<td>0.00</td>
<td colspan="2">19.62</td>
<td>0.00</td>
<td colspan="2">20.79</td>
<td>0.00</td>
<td>21.94</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>25-34</td>
<td>16.54</td>
<td>0.00</td>
<td colspan="2">16.94</td>
<td>0.00</td>
<td colspan="2">17.99</td>
<td>0.00</td>
<td>19.02</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>35-44</td>
<td>14.97</td>
<td>0.00</td>
<td colspan="2">15.34</td>
<td>0.00</td>
<td colspan="2">16.31</td>
<td>0.00</td>
<td>17.27</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>45-54</td>
<td>13.89</td>
<td>0.00</td>
<td colspan="2">14.25</td>
<td>0.00</td>
<td colspan="2">15.16</td>
<td>0.00</td>
<td>16.08</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>55-64</td>
<td>13.10</td>
<td>0.00</td>
<td colspan="2">13.44</td>
<td>0.00</td>
<td colspan="2">14.33</td>
<td>0.00</td>
<td>15.20</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>65-84</td>
<td>12.22</td>
<td>0.00</td>
<td colspan="2">12.55</td>
<td>0.00</td>
<td colspan="2">13.40</td>
<td>0.00</td>
<td>14.23</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>85-114</td>
<td>11.23</td>
<td>0.00</td>
<td colspan="2">11.54</td>
<td>0.00</td>
<td colspan="2">12.34</td>
<td>0.00</td>
<td>13.13</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>115-134</td>
<td>10.55</td>
<td>0.00</td>
<td colspan="2">10.85</td>
<td>0.00</td>
<td colspan="2">11.62</td>
<td>0.00</td>
<td>12.38</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>135-164</td>
<td>10.05</td>
<td>0.00</td>
<td colspan="2">10.34</td>
<td>0.00</td>
<td colspan="2">11.08</td>
<td>0.00</td>
<td>11.82</td>
<td>0.18</td>
</tr>
<tr class="odd">
<td>165-184</td>
<td>9.66</td>
<td>0.00</td>
<td colspan="2">9.94</td>
<td>0.06</td>
<td colspan="2">10.67</td>
<td>0.33</td>
<td>11.39</td>
<td>0.61</td>
</tr>
<tr class="even">
<td>185-214</td>
<td>9.35</td>
<td>0.25</td>
<td colspan="2">9.62</td>
<td>0.38</td>
<td colspan="2">10.34</td>
<td>0.66</td>
<td>11.04</td>
<td>0.96</td>
</tr>
<tr class="odd">
<td>215-234</td>
<td>9.09</td>
<td>0.51</td>
<td colspan="2">9.36</td>
<td>0.64</td>
<td colspan="2">10.06</td>
<td>0.94</td>
<td>10.75</td>
<td>1.25</td>
</tr>
<tr class="even">
<td>235-274</td>
<td>8.83</td>
<td>0.77</td>
<td colspan="2">9.10</td>
<td>0.90</td>
<td colspan="2">9.78</td>
<td>1.22</td>
<td>10.46</td>
<td>1.54</td>
</tr>
<tr class="odd">
<td>275-324</td>
<td>8.51</td>
<td>1.09</td>
<td colspan="2">8.78</td>
<td>1.22</td>
<td colspan="2">9.45</td>
<td>1.55</td>
<td>10.12</td>
<td>1.88</td>
</tr>
<tr class="even">
<td>325-374</td>
<td>8.24</td>
<td>1.36</td>
<td colspan="2">8.50</td>
<td>1.50</td>
<td colspan="2">9.16</td>
<td>1.84</td>
<td>9.81</td>
<td>2.19</td>
</tr>
<tr class="odd">
<td>375-424</td>
<td>8.02</td>
<td>1.58</td>
<td colspan="2">8.27</td>
<td>1.73</td>
<td colspan="2">8.92</td>
<td>2.08</td>
<td>9.57</td>
<td>2.43</td>
</tr>
<tr class="even">
<td>425-499</td>
<td>7.79</td>
<td>1.81</td>
<td colspan="2">8.04</td>
<td>1.96</td>
<td colspan="2">8.68</td>
<td>2.32</td>
<td>9.32</td>
<td>2.68</td>
</tr>
<tr class="odd">
<td>500-599</td>
<td>7.54</td>
<td>2.06</td>
<td colspan="2">7.79</td>
<td>2.21</td>
<td colspan="2">8.42</td>
<td>2.58</td>
<td>9.04</td>
<td>2.96</td>
</tr>
<tr class="even">
<td>600-699</td>
<td>7.32</td>
<td>2.28</td>
<td colspan="2">7.56</td>
<td>2.44</td>
<td colspan="2">8.18</td>
<td>2.82</td>
<td>8.80</td>
<td>3.20</td>
</tr>
<tr class="odd">
<td>700-799</td>
<td>7.15</td>
<td>2.45</td>
<td colspan="2">7.39</td>
<td>2.61</td>
<td colspan="2">8.00</td>
<td>3.00</td>
<td>8.60</td>
<td>3.40</td>
</tr>
<tr class="even">
<td>800-899</td>
<td>7.01</td>
<td>2.59</td>
<td colspan="2">7.24</td>
<td>2.76</td>
<td colspan="2">7.85</td>
<td>3.15</td>
<td>8.45</td>
<td>3.55</td>
</tr>
<tr class="odd">
<td>900-999</td>
<td>6.89</td>
<td>2.71</td>
<td colspan="2">7.12</td>
<td>2.88</td>
<td colspan="2">7.72</td>
<td>3.28</td>
<td>8.31</td>
<td>3.69</td>
</tr>
<tr class="even">
<td>1,000-1,099</td>
<td>6.78</td>
<td>2.82</td>
<td colspan="2">7.02</td>
<td>2.98</td>
<td colspan="2">7.61</td>
<td>3.39</td>
<td>8.20</td>
<td>3.80</td>
</tr>
<tr class="odd">
<td>1,100-1,299</td>
<td>6.66</td>
<td>2.94</td>
<td colspan="2">6.89</td>
<td>3.11</td>
<td colspan="2">7.47</td>
<td>3.53</td>
<td>8.06</td>
<td>3.94</td>
</tr>
<tr class="even">
<td>1,300-1,699</td>
<td>6.46</td>
<td>3.14</td>
<td colspan="2">6.69</td>
<td>3.31</td>
<td colspan="2">7.27</td>
<td>3.73</td>
<td>7.84</td>
<td>4.16</td>
</tr>
<tr class="odd">
<td>1,700-2,299</td>
<td>6.24</td>
<td>3.36</td>
<td colspan="2">6.46</td>
<td>3.54</td>
<td colspan="2">7.03</td>
<td>3.97</td>
<td>7.59</td>
<td>4.41</td>
</tr>
<tr class="even">
<td>2,300-2,999</td>
<td>6.05</td>
<td>3.55</td>
<td colspan="2">6.27</td>
<td>3.73</td>
<td colspan="2">6.83</td>
<td>4.17</td>
<td>7.39</td>
<td>4.61</td>
</tr>
<tr class="odd">
<td>3,000-3,999</td>
<td>5.89</td>
<td>3.71</td>
<td colspan="2">6.11</td>
<td>3.89</td>
<td colspan="2">6.66</td>
<td>4.34</td>
<td>7.20</td>
<td>4.80</td>
</tr>
<tr class="even">
<td>4,000-4,999</td>
<td>5.76</td>
<td>3.84</td>
<td colspan="2">5.98</td>
<td>4.02</td>
<td colspan="2">6.52</td>
<td>4.48</td>
<td>7.06</td>
<td>4.94</td>
</tr>
<tr class="odd">
<td>5,000-5,999</td>
<td>5.67</td>
<td>3.93</td>
<td colspan="2">5.88</td>
<td>4.12</td>
<td colspan="2">6.42</td>
<td>4.58</td>
<td>6.96</td>
<td>5.04</td>
</tr>
<tr class="even">
<td>6,000-6,999</td>
<td>5.60</td>
<td>4.00</td>
<td colspan="2">5.81</td>
<td>4.19</td>
<td colspan="2">6.35</td>
<td>4.65</td>
<td>6.88</td>
<td>5.12</td>
</tr>
<tr class="odd">
<td>7,000-7,999</td>
<td>5.54</td>
<td>4.06</td>
<td colspan="2">5.76</td>
<td>4.24</td>
<td colspan="2">6.29</td>
<td>4.71</td>
<td>6.82</td>
<td>5.18</td>
</tr>
<tr class="even">
<td>8,000-8,999</td>
<td>5.50</td>
<td>4.10</td>
<td colspan="2">5.71</td>
<td>4.29</td>
<td colspan="2">6.24</td>
<td>4.76</td>
<td>6.77</td>
<td>5.23</td>
</tr>
<tr class="odd">
<td>9,000-10,999</td>
<td>5.44</td>
<td>4.16</td>
<td colspan="2">5.65</td>
<td>4.35</td>
<td colspan="2">6.18</td>
<td>4.82</td>
<td>6.71</td>
<td>5.29</td>
</tr>
<tr class="even">
<td>11,000-19,999</td>
<td>5.32</td>
<td>4.28</td>
<td colspan="2">5.53</td>
<td>4.47</td>
<td colspan="2">6.05</td>
<td>4.95</td>
<td>6.57</td>
<td>5.43</td>
</tr>
<tr class="odd">
<td>20,000-29,999</td>
<td>5.21</td>
<td>4.39</td>
<td colspan="2">5.41</td>
<td>4.59</td>
<td colspan="2">5.93</td>
<td>5.07</td>
<td>6.45</td>
<td>5.55</td>
</tr>
<tr class="even">
<td>30,000-39,999</td>
<td>5.14</td>
<td>4.46</td>
<td colspan="2">5.35</td>
<td>4.65</td>
<td colspan="2">5.87</td>
<td>5.13</td>
<td>6.38</td>
<td>5.62</td>
</tr>
<tr class="odd">
<td>40,000-59,999</td>
<td>5.09</td>
<td>4.51</td>
<td colspan="2">5.29</td>
<td>4.71</td>
<td colspan="2">5.81</td>
<td>5.19</td>
<td>6.32</td>
<td>5.68</td>
</tr>
<tr class="even">
<td>60,000-89,999</td>
<td>5.03</td>
<td>4.57</td>
<td colspan="2">5.24</td>
<td>4.76</td>
<td colspan="2">5.75</td>
<td>5.25</td>
<td>6.26</td>
<td>5.74</td>
</tr>
<tr class="odd">
<td>90,000-110,000</td>
<td>5.00</td>
<td>4.60</td>
<td colspan="2">5.21</td>
<td>4.79</td>
<td colspan="2">5.72</td>
<td>5.28</td>
<td>6.23</td>
<td>5.77</td>
</tr>
</tbody>
</table>

THREE STANDARD DEVIATION CONTROL LIMITS

FOR PERCENT IN ERROR

<table style="width:100%;">
<colgroup>
<col style="width: 20%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 10%" />
<col style="width: 10%" />
</colgroup>
<tbody>
<tr class="odd">
<td><strong>Number of sample units included</strong></td>
<td colspan="10"><strong>Quality Level (Percent in Error)</strong></td>
</tr>
<tr class="even">
<td><p><strong>in estimated</strong></p>
<p><strong>quality level</strong></p></td>
<td colspan="3">6.5</td>
<td colspan="3">7.0</td>
<td colspan="2">7.5</td>
<td colspan="2">8.0</td>
</tr>
<tr class="odd">
<td></td>
<td>UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td>UCL</td>
<td>LCL</td>
</tr>
<tr class="even">
<td>15-24</td>
<td>23.05</td>
<td>0.00</td>
<td colspan="2">24.11</td>
<td>0.00</td>
<td colspan="2">25.17</td>
<td>0.00</td>
<td>26.20</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>25-34</td>
<td>20.01</td>
<td>0.00</td>
<td colspan="2">20.97</td>
<td>0.00</td>
<td colspan="2">21.92</td>
<td>0.00</td>
<td>22.86</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>35-44</td>
<td>18.20</td>
<td>0.00</td>
<td colspan="2">19.10</td>
<td>0.00</td>
<td colspan="2">19.99</td>
<td>0.00</td>
<td>20.87</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>45-54</td>
<td>16.97</td>
<td>0.00</td>
<td colspan="2">17.82</td>
<td>0.00</td>
<td colspan="2">18.67</td>
<td>0.00</td>
<td>19.51</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>55-64</td>
<td>16.05</td>
<td>0.00</td>
<td colspan="2">16.88</td>
<td>0.00</td>
<td colspan="2">17.70</td>
<td>0.00</td>
<td>18.51</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>65-84</td>
<td>15.04</td>
<td>0.00</td>
<td colspan="2">15.83</td>
<td>0.00</td>
<td colspan="2">16.62</td>
<td>0.00</td>
<td>17.40</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>85-114</td>
<td>13.90</td>
<td>0.00</td>
<td colspan="2">14.65</td>
<td>0.00</td>
<td colspan="2">15.40</td>
<td>0.00</td>
<td>16.14</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>115-134</td>
<td>13.12</td>
<td>0.00</td>
<td colspan="2">13.84</td>
<td>0.16</td>
<td colspan="2">14.57</td>
<td>0.43</td>
<td>15.28</td>
<td>0.72</td>
</tr>
<tr class="even">
<td>135-164</td>
<td>12.54</td>
<td>0.46</td>
<td colspan="2">13.25</td>
<td>0.75</td>
<td colspan="2">13.95</td>
<td>1.05</td>
<td>14.65</td>
<td>1.35</td>
</tr>
<tr class="odd">
<td>165-184</td>
<td>12.09</td>
<td>0.91</td>
<td colspan="2">12.78</td>
<td>1.22</td>
<td colspan="2">13.47</td>
<td>1.53</td>
<td>14.15</td>
<td>1.85</td>
</tr>
<tr class="even">
<td>185-214</td>
<td>11.73</td>
<td>1.27</td>
<td colspan="2">12.41</td>
<td>1.59</td>
<td colspan="2">13.09</td>
<td>1.91</td>
<td>13.76</td>
<td>2.24</td>
</tr>
<tr class="odd">
<td>215-234</td>
<td>11.43</td>
<td>1.57</td>
<td colspan="2">12.10</td>
<td>1.90</td>
<td colspan="2">12.77</td>
<td>2.23</td>
<td>13.43</td>
<td>2.57</td>
</tr>
<tr class="even">
<td>235-274</td>
<td>11.13</td>
<td>1.87</td>
<td colspan="2">11.79</td>
<td>2.21</td>
<td colspan="2">12.45</td>
<td>2.55</td>
<td>13.10</td>
<td>2.90</td>
</tr>
<tr class="odd">
<td>275-324</td>
<td>10.77</td>
<td>2.23</td>
<td colspan="2">11.42</td>
<td>2.58</td>
<td colspan="2">12.06</td>
<td>2.94</td>
<td>12.70</td>
<td>3.30</td>
</tr>
<tr class="even">
<td>325-374</td>
<td>10.46</td>
<td>2.54</td>
<td colspan="2">11.09</td>
<td>2.91</td>
<td colspan="2">11.72</td>
<td>3.28</td>
<td>12.35</td>
<td>3.65</td>
</tr>
<tr class="odd">
<td>375-424</td>
<td>10.20</td>
<td>2.80</td>
<td colspan="2">10.83</td>
<td>3.17</td>
<td colspan="2">11.45</td>
<td>3.55</td>
<td>12.07</td>
<td>3.93</td>
</tr>
<tr class="even">
<td>425-499</td>
<td>9.94</td>
<td>3.06</td>
<td colspan="2">10.56</td>
<td>3.44</td>
<td colspan="2">11.18</td>
<td>3.82</td>
<td>11.79</td>
<td>4.21</td>
</tr>
<tr class="odd">
<td>500-599</td>
<td>9.66</td>
<td>3.34</td>
<td colspan="2">10.26</td>
<td>3.74</td>
<td colspan="2">10.87</td>
<td>4.13</td>
<td>11.47</td>
<td>4.53</td>
</tr>
<tr class="even">
<td>600-699</td>
<td>9.40</td>
<td>3.60</td>
<td colspan="2">10.00</td>
<td>4.00</td>
<td colspan="2">10.60</td>
<td>4.40</td>
<td>11.19</td>
<td>4.81</td>
</tr>
<tr class="odd">
<td>700-799</td>
<td>9.20</td>
<td>3.80</td>
<td colspan="2">9.79</td>
<td>4.21</td>
<td colspan="2">10.39</td>
<td>4.61</td>
<td>10.97</td>
<td>5.03</td>
</tr>
<tr class="even">
<td>800-899</td>
<td>9.04</td>
<td>3.96</td>
<td colspan="2">9.62</td>
<td>4.38</td>
<td colspan="2">10.21</td>
<td>4.79</td>
<td>10.79</td>
<td>5.21</td>
</tr>
<tr class="odd">
<td>900-999</td>
<td>8.90</td>
<td>4.10</td>
<td colspan="2">9.48</td>
<td>4.52</td>
<td colspan="2">10.06</td>
<td>4.94</td>
<td>10.64</td>
<td>5.36</td>
</tr>
<tr class="even">
<td>1,000-1,099</td>
<td>8.78</td>
<td>4.22</td>
<td colspan="2">9.36</td>
<td>4.64</td>
<td colspan="2">9.94</td>
<td>5.06</td>
<td>10.51</td>
<td>5.49</td>
</tr>
<tr class="odd">
<td>1,100-1,299</td>
<td>8.64</td>
<td>4.36</td>
<td colspan="2">9.21</td>
<td>4.79</td>
<td colspan="2">9.78</td>
<td>5.22</td>
<td>10.35</td>
<td>5.65</td>
</tr>
<tr class="even">
<td>1,300-1,699</td>
<td>8.41</td>
<td>4.59</td>
<td colspan="2">8.98</td>
<td>5.02</td>
<td colspan="2">9.54</td>
<td>5.46</td>
<td>10.10</td>
<td>5.90</td>
</tr>
<tr class="odd">
<td>1,700-2,299</td>
<td>8.15</td>
<td>4.85</td>
<td colspan="2">8.71</td>
<td>5.29</td>
<td colspan="2">9.27</td>
<td>5.73</td>
<td>9.82</td>
<td>6.18</td>
</tr>
<tr class="even">
<td>2,300-2,999</td>
<td>7.94</td>
<td>5.06</td>
<td colspan="2">8.49</td>
<td>5.51</td>
<td colspan="2">9.03</td>
<td>5.97</td>
<td>9.58</td>
<td>6.42</td>
</tr>
<tr class="odd">
<td>3,000-3,999</td>
<td>7.75</td>
<td>5.25</td>
<td colspan="2">8.29</td>
<td>5.71</td>
<td colspan="2">8.84</td>
<td>6.16</td>
<td>9.38</td>
<td>6.62</td>
</tr>
<tr class="even">
<td>4,000-4,999</td>
<td>7.60</td>
<td>5.40</td>
<td colspan="2">8.14</td>
<td>5.86</td>
<td colspan="2">8.68</td>
<td>6.32</td>
<td>9.21</td>
<td>6.79</td>
</tr>
<tr class="odd">
<td>5,000-5,999</td>
<td>7.50</td>
<td>5.50</td>
<td colspan="2">8.03</td>
<td>5.97</td>
<td colspan="2">8.56</td>
<td>6.44</td>
<td>9.10</td>
<td>6.90</td>
</tr>
<tr class="even">
<td>6,000-6,999</td>
<td>7.42</td>
<td>5.58</td>
<td colspan="2">7.95</td>
<td>6.05</td>
<td colspan="2">8.48</td>
<td>6.52</td>
<td>9.01</td>
<td>6.99</td>
</tr>
<tr class="odd">
<td>7,000-7,999</td>
<td>7.35</td>
<td>5.65</td>
<td colspan="2">7.88</td>
<td>6.12</td>
<td colspan="2">8.41</td>
<td>6.59</td>
<td>8.94</td>
<td>7.06</td>
</tr>
<tr class="even">
<td>8,000-8,999</td>
<td>7.30</td>
<td>5.70</td>
<td colspan="2">7.83</td>
<td>6.17</td>
<td colspan="2">8.36</td>
<td>6.64</td>
<td>8.88</td>
<td>7.12</td>
</tr>
<tr class="odd">
<td>9,000-10,999</td>
<td>7.24</td>
<td>5.76</td>
<td colspan="2">7.77</td>
<td>6.23</td>
<td colspan="2">8.29</td>
<td>6.71</td>
<td>8.81</td>
<td>7.19</td>
</tr>
<tr class="even">
<td>11,000-19,999</td>
<td>7.09</td>
<td>5.91</td>
<td colspan="2">7.61</td>
<td>6.39</td>
<td colspan="2">8.13</td>
<td>6.87</td>
<td>8.65</td>
<td>7.35</td>
</tr>
<tr class="odd">
<td>20,000-29,999</td>
<td>6.97</td>
<td>6.03</td>
<td colspan="2">7.48</td>
<td>6.52</td>
<td colspan="2">8.00</td>
<td>7.00</td>
<td>8.51</td>
<td>7.49</td>
</tr>
<tr class="even">
<td>30,000-39,999</td>
<td>6.90</td>
<td>6.10</td>
<td colspan="2">7.41</td>
<td>6.59</td>
<td colspan="2">7.92</td>
<td>7.08</td>
<td>8.44</td>
<td>7.56</td>
</tr>
<tr class="odd">
<td>40,000-59,999</td>
<td>6.83</td>
<td>6.17</td>
<td colspan="2">7.34</td>
<td>6.66</td>
<td colspan="2">7.85</td>
<td>7.15</td>
<td>8.36</td>
<td>7.64</td>
</tr>
<tr class="even">
<td>60,000-89,999</td>
<td>6.77</td>
<td>6.23</td>
<td colspan="2">7.28</td>
<td>6.72</td>
<td colspan="2">7.79</td>
<td>7.21</td>
<td>8.30</td>
<td>7.70</td>
</tr>
<tr class="odd">
<td>90,000-110,000</td>
<td>6.73</td>
<td>7.27</td>
<td colspan="2">7.24</td>
<td>6.76</td>
<td colspan="2">7.75</td>
<td>7.25</td>
<td>8.26</td>
<td>7.74</td>
</tr>
</tbody>
</table>

THREE STANDARD DEVIATION CONTROL LIMITS

FOR PERCENT IN ERROR

<table style="width:100%;">
<colgroup>
<col style="width: 20%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 10%" />
<col style="width: 10%" />
</colgroup>
<tbody>
<tr class="odd">
<td><strong>Number of sample units included</strong></td>
<td colspan="10"><strong>Quality Level (Percent in Error)</strong></td>
</tr>
<tr class="even">
<td><p><strong>in estimated</strong></p>
<p><strong>quality level</strong></p></td>
<td colspan="3">8.5</td>
<td colspan="3">9.0</td>
<td colspan="2">9.5</td>
<td colspan="2">10.0</td>
</tr>
<tr class="odd">
<td></td>
<td>UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td>UCL</td>
<td>LCL</td>
</tr>
<tr class="even">
<td>15-24</td>
<td>27.22</td>
<td>0.00</td>
<td colspan="2">28.21</td>
<td>0.00</td>
<td colspan="2">29.18</td>
<td>0.00</td>
<td>30.12</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>25-34</td>
<td>23.78</td>
<td>0.00</td>
<td colspan="2">24.68</td>
<td>0.00</td>
<td colspan="2">25.57</td>
<td>0.00</td>
<td>26.43</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>35-44</td>
<td>21.73</td>
<td>0.00</td>
<td colspan="2">22.58</td>
<td>0.00</td>
<td colspan="2">23.41</td>
<td>0.00</td>
<td>24.23</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>45-54</td>
<td>20.34</td>
<td>0.00</td>
<td colspan="2">21.15</td>
<td>0.00</td>
<td colspan="2">21.94</td>
<td>0.00</td>
<td>22.73</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>55-64</td>
<td>19.31</td>
<td>0.00</td>
<td colspan="2">20.09</td>
<td>0.00</td>
<td colspan="2">20.86</td>
<td>0.00</td>
<td>21.62</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>65-84</td>
<td>18.17</td>
<td>0.00</td>
<td colspan="2">18.92</td>
<td>0.00</td>
<td colspan="2">19.66</td>
<td>0.00</td>
<td>20.39</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>85-114</td>
<td>16.87</td>
<td>0.13</td>
<td colspan="2">17.59</td>
<td>0.41</td>
<td colspan="2">18.30</td>
<td>0.70</td>
<td>19.00</td>
<td>1.00</td>
</tr>
<tr class="odd">
<td>115-134</td>
<td>15.99</td>
<td>1.01</td>
<td colspan="2">16.68</td>
<td>1.32</td>
<td colspan="2">17.37</td>
<td>1.63</td>
<td>18.05</td>
<td>1.95</td>
</tr>
<tr class="even">
<td>135-164</td>
<td>15.33</td>
<td>1.67</td>
<td colspan="2">16.01</td>
<td>1.99</td>
<td colspan="2">16.69</td>
<td>2.31</td>
<td>17.35</td>
<td>2.65</td>
</tr>
<tr class="odd">
<td>165-184</td>
<td>14.83</td>
<td>2.17</td>
<td colspan="2">15.49</td>
<td>2.51</td>
<td colspan="2">16.15</td>
<td>2.85</td>
<td>16.80</td>
<td>3.20</td>
</tr>
<tr class="even">
<td>185-214</td>
<td>14.42</td>
<td>2.58</td>
<td colspan="2">15.07</td>
<td>2.93</td>
<td colspan="2">15.72</td>
<td>3.28</td>
<td>16.36</td>
<td>3.64</td>
</tr>
<tr class="odd">
<td>215-234</td>
<td>14.08</td>
<td>2.92</td>
<td colspan="2">14.73</td>
<td>3.27</td>
<td colspan="2">15.37</td>
<td>3.63</td>
<td>16.00</td>
<td>4.00</td>
</tr>
<tr class="even">
<td>235-274</td>
<td>13.74</td>
<td>3.26</td>
<td colspan="2">14.38</td>
<td>3.62</td>
<td colspan="2">15.01</td>
<td>3.99</td>
<td>15.64</td>
<td>4.36</td>
</tr>
<tr class="odd">
<td>275-324</td>
<td>13.33</td>
<td>3.67</td>
<td colspan="2">13.96</td>
<td>4.04</td>
<td colspan="2">14.58</td>
<td>4.42</td>
<td>15.20</td>
<td>4.80</td>
</tr>
<tr class="even">
<td>325-374</td>
<td>12.97</td>
<td>4.03</td>
<td colspan="2">13.59</td>
<td>4.41</td>
<td colspan="2">14.20</td>
<td>4.80</td>
<td>14.81</td>
<td>5.19</td>
</tr>
<tr class="odd">
<td>375-424</td>
<td>12.69</td>
<td>4.31</td>
<td colspan="2">13.30</td>
<td>4.70</td>
<td colspan="2">13.90</td>
<td>5.10</td>
<td>14.50</td>
<td>5.50</td>
</tr>
<tr class="even">
<td>425-499</td>
<td>12.39</td>
<td>4.61</td>
<td colspan="2">13.00</td>
<td>5.00</td>
<td colspan="2">13.59</td>
<td>5.41</td>
<td>14.19</td>
<td>5.81</td>
</tr>
<tr class="odd">
<td>500-599</td>
<td>12.07</td>
<td>4.93</td>
<td colspan="2">12.66</td>
<td>5.34</td>
<td colspan="2">13.25</td>
<td>5.75</td>
<td>13.84</td>
<td>6.16</td>
</tr>
<tr class="even">
<td>600-699</td>
<td>11.78</td>
<td>5.22</td>
<td colspan="2">12.37</td>
<td>5.63</td>
<td colspan="2">12.95</td>
<td>6.05</td>
<td>13.53</td>
<td>6.47</td>
</tr>
<tr class="odd">
<td>700-799</td>
<td>11.56</td>
<td>5.44</td>
<td colspan="2">12.14</td>
<td>5.86</td>
<td colspan="2">12.71</td>
<td>6.29</td>
<td>13.29</td>
<td>6.71</td>
</tr>
<tr class="even">
<td>800-899</td>
<td>11.37</td>
<td>5.63</td>
<td colspan="2">11.95</td>
<td>6.05</td>
<td colspan="2">12.52</td>
<td>6.48</td>
<td>13.09</td>
<td>6.91</td>
</tr>
<tr class="odd">
<td>900-999</td>
<td>11.22</td>
<td>5.78</td>
<td colspan="2">11.79</td>
<td>6.21</td>
<td colspan="2">12.35</td>
<td>6.65</td>
<td>12.92</td>
<td>7.08</td>
</tr>
<tr class="even">
<td>1,000-1,099</td>
<td>11.08</td>
<td>5.92</td>
<td colspan="2">11.65</td>
<td>6.35</td>
<td colspan="2">12.22</td>
<td>6.78</td>
<td>12.78</td>
<td>7.22</td>
</tr>
<tr class="odd">
<td>1,100-1,299</td>
<td>10.92</td>
<td>6.08</td>
<td colspan="2">11.48</td>
<td>6.52</td>
<td colspan="2">12.04</td>
<td>6.96</td>
<td>12.60</td>
<td>7.40</td>
</tr>
<tr class="even">
<td>1,300-1,699</td>
<td>10.66</td>
<td>6.34</td>
<td colspan="2">11.22</td>
<td>6.78</td>
<td colspan="2">11.77</td>
<td>7.23</td>
<td>12.32</td>
<td>7.68</td>
</tr>
<tr class="odd">
<td>1,700-2,299</td>
<td>10.37</td>
<td>6.63</td>
<td colspan="2">10.92</td>
<td>7.08</td>
<td colspan="2">11.47</td>
<td>7.53</td>
<td>12.01</td>
<td>7.99</td>
</tr>
<tr class="even">
<td>2,300-2,999</td>
<td>10.13</td>
<td>6.87</td>
<td colspan="2">10.67</td>
<td>7.33</td>
<td colspan="2">11.21</td>
<td>7.79</td>
<td>11.75</td>
<td>8.25</td>
</tr>
<tr class="odd">
<td>3,000-3,999</td>
<td>9.91</td>
<td>7.09</td>
<td colspan="2">10.45</td>
<td>7.55</td>
<td colspan="2">10.99</td>
<td>8.01</td>
<td>11.52</td>
<td>8.48</td>
</tr>
<tr class="even">
<td>4,000-4,999</td>
<td>9.75</td>
<td>7.25</td>
<td colspan="2">10.28</td>
<td>7.72</td>
<td colspan="2">10.81</td>
<td>8.19</td>
<td>11.34</td>
<td>8.66</td>
</tr>
<tr class="odd">
<td>5,000-5,999</td>
<td>9.63</td>
<td>7.37</td>
<td colspan="2">10.16</td>
<td>7.84</td>
<td colspan="2">70.69</td>
<td>8.31</td>
<td>11.21</td>
<td>8.79</td>
</tr>
<tr class="even">
<td>6,000-6,999</td>
<td>9.54</td>
<td>7.46</td>
<td colspan="2">10.07</td>
<td>7.93</td>
<td colspan="2">10.59</td>
<td>8.41</td>
<td>11.12</td>
<td>8.88</td>
</tr>
<tr class="odd">
<td>7,000-7,999</td>
<td>9.47</td>
<td>7.53</td>
<td colspan="2">9.99</td>
<td>8.01</td>
<td colspan="2">10.52</td>
<td>8.48</td>
<td>11.04</td>
<td>8.96</td>
</tr>
<tr class="even">
<td>8,000-8,999</td>
<td>9.41</td>
<td>7.59</td>
<td colspan="2">9.93</td>
<td>8.07</td>
<td colspan="2">10.45</td>
<td>8.55</td>
<td>10.98</td>
<td>9.02</td>
</tr>
<tr class="odd">
<td>9,000-10,999</td>
<td>9.34</td>
<td>7.66</td>
<td colspan="2">9.86</td>
<td>8.14</td>
<td colspan="2">10.38</td>
<td>8.62</td>
<td>10.90</td>
<td>9.10</td>
</tr>
<tr class="even">
<td>11,000-19,999</td>
<td>9.17</td>
<td>7.83</td>
<td colspan="2">9.69</td>
<td>8.31</td>
<td colspan="2">10.21</td>
<td>8.79</td>
<td>10.72</td>
<td>9.28</td>
</tr>
<tr class="odd">
<td>20,000-29,999</td>
<td>9.03</td>
<td>7.97</td>
<td colspan="2">9.54</td>
<td>8.46</td>
<td colspan="2">10.06</td>
<td>8.94</td>
<td>10.57</td>
<td>9.43</td>
</tr>
<tr class="even">
<td>30,000-39,999</td>
<td>8.95</td>
<td>8.05</td>
<td colspan="2">9.46</td>
<td>8.54</td>
<td colspan="2">9.97</td>
<td>9.03</td>
<td>10.48</td>
<td>9.52</td>
</tr>
<tr class="odd">
<td>40,000-59,999</td>
<td>8.87</td>
<td>8.13</td>
<td colspan="2">9.38</td>
<td>8.62</td>
<td colspan="2">9.89</td>
<td>9.11</td>
<td>10.40</td>
<td>9.60</td>
</tr>
<tr class="even">
<td>60,000-89,999</td>
<td>8.81</td>
<td>8.19</td>
<td colspan="2">9.31</td>
<td>8.69</td>
<td colspan="2">9.82</td>
<td>9.18</td>
<td>10.33</td>
<td>9.67</td>
</tr>
<tr class="odd">
<td>90,000-110,000</td>
<td>8.76</td>
<td>8.24</td>
<td colspan="2">9.27</td>
<td>8.73</td>
<td colspan="2">9.78</td>
<td>9.22</td>
<td>10.28</td>
<td>9.72</td>
</tr>
</tbody>
</table>

THREE STANDARD DEVIATION CONTROL LIMITS

FOR PERCENT IN ERROR

<table style="width:100%;">
<colgroup>
<col style="width: 20%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 10%" />
<col style="width: 10%" />
</colgroup>
<tbody>
<tr class="odd">
<td><strong>Number of sample units included</strong></td>
<td colspan="10"><strong>Quality Level (Percent in Error)</strong></td>
</tr>
<tr class="even">
<td><p><strong>in estimated</strong></p>
<p><strong>quality level</strong></p></td>
<td colspan="3">11.0</td>
<td colspan="3">12.0</td>
<td colspan="2">13.0</td>
<td colspan="2">14.0</td>
</tr>
<tr class="odd">
<td></td>
<td>UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td>UCL</td>
<td>LCL</td>
</tr>
<tr class="even">
<td>15-24</td>
<td>32.00</td>
<td>0.00</td>
<td colspan="2">33.80</td>
<td>0.00</td>
<td colspan="2">35.56</td>
<td>0.00</td>
<td>37.28</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>25-34</td>
<td>28.14</td>
<td>0.00</td>
<td colspan="2">29.80</td>
<td>0.00</td>
<td colspan="2">31.42</td>
<td>0.00</td>
<td>33.01</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>35-44</td>
<td>25.85</td>
<td>0.00</td>
<td colspan="2">27.42</td>
<td>0.00</td>
<td colspan="2">28.95</td>
<td>0.00</td>
<td>30.46</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>45-54</td>
<td>24.28</td>
<td>0.00</td>
<td colspan="2">25.79</td>
<td>0.00</td>
<td colspan="2">27.27</td>
<td>0.00</td>
<td>28.72</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>55-64</td>
<td>23.12</td>
<td>0.00</td>
<td colspan="2">24.59</td>
<td>0.00</td>
<td colspan="2">26.03</td>
<td>0.00</td>
<td>27.44</td>
<td>0.56</td>
</tr>
<tr class="odd">
<td>65-84</td>
<td>21.84</td>
<td>0.16</td>
<td colspan="2">23.26</td>
<td>0.74</td>
<td colspan="2">24.65</td>
<td>1.35</td>
<td>26.02</td>
<td>1.98</td>
</tr>
<tr class="even">
<td>85-114</td>
<td>20.39</td>
<td>1.61</td>
<td colspan="2">21.75</td>
<td>2.25</td>
<td colspan="2">23.09</td>
<td>2.91</td>
<td>24.41</td>
<td>3.59</td>
</tr>
<tr class="odd">
<td>115-134</td>
<td>19.40</td>
<td>2.60</td>
<td colspan="2">20.72</td>
<td>3.28</td>
<td colspan="2">22.03</td>
<td>3.97</td>
<td>23.31</td>
<td>4.69</td>
</tr>
<tr class="even">
<td>135-164</td>
<td>18.67</td>
<td>3.33</td>
<td colspan="2">19.96</td>
<td>4.04</td>
<td colspan="2">21.24</td>
<td>4.76</td>
<td>22.50</td>
<td>5.50</td>
</tr>
<tr class="odd">
<td>165-184</td>
<td>18.10</td>
<td>3.90</td>
<td colspan="2">19.37</td>
<td>4.63</td>
<td colspan="2">20.63</td>
<td>5.37</td>
<td>21.87</td>
<td>6.13</td>
</tr>
<tr class="even">
<td>185-214</td>
<td>17.64</td>
<td>4.36</td>
<td colspan="2">18.89</td>
<td>5.11</td>
<td colspan="2">20.13</td>
<td>5.87</td>
<td>21.36</td>
<td>6.64</td>
</tr>
<tr class="odd">
<td>215-234</td>
<td>17.26</td>
<td>4.74</td>
<td colspan="2">18.50</td>
<td>5.50</td>
<td colspan="2">19.73</td>
<td>6.27</td>
<td>20.94</td>
<td>7.06</td>
</tr>
<tr class="even">
<td>235-274</td>
<td>16.88</td>
<td>5.12</td>
<td colspan="2">18.11</td>
<td>5.89</td>
<td colspan="2">19.32</td>
<td>6.68</td>
<td>20.52</td>
<td>7.48</td>
</tr>
<tr class="odd">
<td>275-324</td>
<td>16.42</td>
<td>5.58</td>
<td colspan="2">17.63</td>
<td>6.37</td>
<td colspan="2">18.82</td>
<td>7.18</td>
<td>20.01</td>
<td>7.99</td>
</tr>
<tr class="even">
<td>325-374</td>
<td>16.02</td>
<td>5.98</td>
<td colspan="2">17.21</td>
<td>6.79</td>
<td colspan="2">18.39</td>
<td>7.61</td>
<td>19.56</td>
<td>8.44</td>
</tr>
<tr class="odd">
<td>375-424</td>
<td>15.70</td>
<td>6.30</td>
<td colspan="2">16.88</td>
<td>7.12</td>
<td colspan="2">18.05</td>
<td>7.95</td>
<td>19.21</td>
<td>8.79</td>
</tr>
<tr class="even">
<td>425-499</td>
<td>15.37</td>
<td>6.63</td>
<td colspan="2">16.54</td>
<td>7.46</td>
<td colspan="2">17.69</td>
<td>8.31</td>
<td>18.84</td>
<td>9.16</td>
</tr>
<tr class="odd">
<td>500-599</td>
<td>15.00</td>
<td>7.00</td>
<td colspan="2">16.16</td>
<td>7.84</td>
<td colspan="2">17.30</td>
<td>8.70</td>
<td>18.44</td>
<td>9.56</td>
</tr>
<tr class="even">
<td>600-699</td>
<td>14.68</td>
<td>7.32</td>
<td colspan="2">15.82</td>
<td>8.18</td>
<td colspan="2">16.96</td>
<td>9.04</td>
<td>18.08</td>
<td>9.92</td>
</tr>
<tr class="odd">
<td>700-799</td>
<td>14.43</td>
<td>7.57</td>
<td colspan="2">15.56</td>
<td>8.44</td>
<td colspan="2">16.68</td>
<td>9.32</td>
<td>17.80</td>
<td>10.20</td>
</tr>
<tr class="even">
<td>800-899</td>
<td>14.22</td>
<td>7.78</td>
<td colspan="2">15.34</td>
<td>8.66</td>
<td colspan="2">16.46</td>
<td>9.54</td>
<td>17.57</td>
<td>10.43</td>
</tr>
<tr class="odd">
<td>900-999</td>
<td>14.05</td>
<td>7.95</td>
<td colspan="2">15.16</td>
<td>8.84</td>
<td colspan="2">16.27</td>
<td>9.73</td>
<td>17.38</td>
<td>10.62</td>
</tr>
<tr class="even">
<td>1,000-1,099</td>
<td>13.90</td>
<td>8.10</td>
<td colspan="2">15.01</td>
<td>8.99</td>
<td colspan="2">16.11</td>
<td>9.89</td>
<td>17.21</td>
<td>10.79</td>
</tr>
<tr class="odd">
<td>1,100-1,299</td>
<td>13.71</td>
<td>8.29</td>
<td colspan="2">14.81</td>
<td>9.19</td>
<td colspan="2">15.91</td>
<td>10.09</td>
<td>17.01</td>
<td>10.99</td>
</tr>
<tr class="even">
<td>1,300-1,699</td>
<td>13.42</td>
<td>8.58</td>
<td colspan="2">14.52</td>
<td>9.48</td>
<td colspan="2">15.61</td>
<td>10.39</td>
<td>16.69</td>
<td>11.31</td>
</tr>
<tr class="odd">
<td>1,700-2,299</td>
<td>13.10</td>
<td>8.90</td>
<td colspan="2">14.18</td>
<td>9.82</td>
<td colspan="2">15.26</td>
<td>10.74</td>
<td>16.33</td>
<td>11.67</td>
</tr>
<tr class="even">
<td>2,300-2,999</td>
<td>12.82</td>
<td>9.18</td>
<td colspan="2">13.89</td>
<td>10.11</td>
<td colspan="2">14.96</td>
<td>11.04</td>
<td>16.02</td>
<td>11.98</td>
</tr>
<tr class="odd">
<td>3,000-3,999</td>
<td>12.59</td>
<td>9.41</td>
<td colspan="2">13.65</td>
<td>10.35</td>
<td colspan="2">14.71</td>
<td>11.29</td>
<td>15.76</td>
<td>12.24</td>
</tr>
<tr class="even">
<td>4,000-4,999</td>
<td>12.40</td>
<td>9.60</td>
<td colspan="2">13.45</td>
<td>10.55</td>
<td colspan="2">14.50</td>
<td>11.50</td>
<td>15.55</td>
<td>12.45</td>
</tr>
<tr class="odd">
<td>5,000-5,999</td>
<td>12.27</td>
<td>9.73</td>
<td colspan="2">13.31</td>
<td>10.69</td>
<td colspan="2">14.36</td>
<td>11.64</td>
<td>15.40</td>
<td>12.60</td>
</tr>
<tr class="even">
<td>6,000-6,999</td>
<td>12.16</td>
<td>9.84</td>
<td colspan="2">13.21</td>
<td>10.79</td>
<td colspan="2">14.25</td>
<td>11.75</td>
<td>15.29</td>
<td>12.71</td>
</tr>
<tr class="odd">
<td>7,000-7,999</td>
<td>12.08</td>
<td>9.92</td>
<td colspan="2">13.13</td>
<td>10.87</td>
<td colspan="2">14.17</td>
<td>11.83</td>
<td>15.20</td>
<td>12.80</td>
</tr>
<tr class="even">
<td>8,000-8,999</td>
<td>12.02</td>
<td>9.98</td>
<td colspan="2">13.06</td>
<td>10.94</td>
<td colspan="2">14.09</td>
<td>11.91</td>
<td>15.13</td>
<td>12.87</td>
</tr>
<tr class="odd">
<td>9,000-10,999</td>
<td>11.94</td>
<td>10.06</td>
<td colspan="2">12.98</td>
<td>11.02</td>
<td colspan="2">14.01</td>
<td>11.99</td>
<td>15.04</td>
<td>12.96</td>
</tr>
<tr class="even">
<td>11,000-19,999</td>
<td>11.75</td>
<td>10.25</td>
<td colspan="2">12.78</td>
<td>11.22</td>
<td colspan="2">13.81</td>
<td>12.19</td>
<td>14.84</td>
<td>13.16</td>
</tr>
<tr class="odd">
<td>20,000-29,999</td>
<td>11.59</td>
<td>10.41</td>
<td colspan="2">12.62</td>
<td>11.38</td>
<td colspan="2">13.64</td>
<td>12.36</td>
<td>14.66</td>
<td>13.34</td>
</tr>
<tr class="even">
<td>30,000-39,999</td>
<td>11.50</td>
<td>10.50</td>
<td colspan="2">12.52</td>
<td>11.48</td>
<td colspan="2">13.54</td>
<td>12.46</td>
<td>14.56</td>
<td>13.44</td>
</tr>
<tr class="odd">
<td>40,000-59,999</td>
<td>11.42</td>
<td>10.58</td>
<td colspan="2">12.44</td>
<td>11.56</td>
<td colspan="2">13.45</td>
<td>12.55</td>
<td>14.47</td>
<td>13.53</td>
</tr>
<tr class="even">
<td>60,000-89,999</td>
<td>11.34</td>
<td>10.66</td>
<td colspan="2">12.36</td>
<td>11.64</td>
<td colspan="2">13.37</td>
<td>12.63</td>
<td>14.38</td>
<td>13.62</td>
</tr>
<tr class="odd">
<td>90,000-110,000</td>
<td>11.30</td>
<td>10.70</td>
<td colspan="2">12.31</td>
<td>11.69</td>
<td colspan="2">13.32</td>
<td>12.68</td>
<td>14.33</td>
<td>13.67</td>
</tr>
</tbody>
</table>

THREE STANDARD DEVIATION CONTROL LIMITS

FOR PERCENT IN ERROR

<table style="width:100%;">
<colgroup>
<col style="width: 20%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 10%" />
<col style="width: 10%" />
</colgroup>
<tbody>
<tr class="odd">
<td><strong>Number of sample units included</strong></td>
<td colspan="10"><strong>Quality Level (Percent in Error)</strong></td>
</tr>
<tr class="even">
<td><p><strong>in estimated</strong></p>
<p><strong>quality level</strong></p></td>
<td colspan="3">15.0</td>
<td colspan="3">16.0</td>
<td colspan="2">17.0</td>
<td colspan="2">18.0</td>
</tr>
<tr class="odd">
<td></td>
<td>UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td>UCL</td>
<td>LCL</td>
</tr>
<tr class="even">
<td>15-24</td>
<td>38.95</td>
<td>0.00</td>
<td colspan="2">40.60</td>
<td>0.00</td>
<td colspan="2">42.20</td>
<td>0.00</td>
<td>43.78</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>25-34</td>
<td>34.55</td>
<td>0.00</td>
<td colspan="2">36.08</td>
<td>0.00</td>
<td colspan="2">37.58</td>
<td>0.00</td>
<td>39.05</td>
<td>0.00</td>
</tr>
<tr class="even">
<td>35-44</td>
<td>31.93</td>
<td>0.00</td>
<td colspan="2">33.39</td>
<td>0.00</td>
<td colspan="2">34.82</td>
<td>0.00</td>
<td>36.23</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>45-54</td>
<td>30.15</td>
<td>0.00</td>
<td colspan="2">31.56</td>
<td>0.44</td>
<td colspan="2">32.94</td>
<td>1.06</td>
<td>34.31</td>
<td>1.69</td>
</tr>
<tr class="even">
<td>55-64</td>
<td>28.83</td>
<td>1.17</td>
<td colspan="2">30.20</td>
<td>1.80</td>
<td colspan="2">31.55</td>
<td>2.45</td>
<td>32.89</td>
<td>3.11</td>
</tr>
<tr class="odd">
<td>65-84</td>
<td>27.37</td>
<td>2.63</td>
<td colspan="2">28.70</td>
<td>3.30</td>
<td colspan="2">30.01</td>
<td>3.99</td>
<td>31.31</td>
<td>4.69</td>
</tr>
<tr class="even">
<td>85-114</td>
<td>25.71</td>
<td>4.29</td>
<td colspan="2">27.00</td>
<td>5.00</td>
<td colspan="2">28.27</td>
<td>5.73</td>
<td>29.53</td>
<td>6.47</td>
</tr>
<tr class="odd">
<td>115-134</td>
<td>24.58</td>
<td>5.42</td>
<td colspan="2">25.84</td>
<td>6.16</td>
<td colspan="2">27.08</td>
<td>6.92</td>
<td>28.31</td>
<td>7.69</td>
</tr>
<tr class="even">
<td>135-164</td>
<td>23.74</td>
<td>6.26</td>
<td colspan="2">24.98</td>
<td>7.02</td>
<td colspan="2">26.20</td>
<td>7.80</td>
<td>27.41</td>
<td>8.59</td>
</tr>
<tr class="odd">
<td>165-184</td>
<td>23.10</td>
<td>6.90</td>
<td colspan="2">24.31</td>
<td>7.69</td>
<td colspan="2">25.52</td>
<td>8.48</td>
<td>26.72</td>
<td>9.28</td>
</tr>
<tr class="even">
<td>185-214</td>
<td>22.58</td>
<td>7.42</td>
<td colspan="2">23.78</td>
<td>8.22</td>
<td colspan="2">24.97</td>
<td>9.03</td>
<td>26.15</td>
<td>9.85</td>
</tr>
<tr class="odd">
<td>215-234</td>
<td>22.14</td>
<td>7.86</td>
<td colspan="2">23.33</td>
<td>8.67</td>
<td colspan="2">24.51</td>
<td>9.49</td>
<td>25.69</td>
<td>10.31</td>
</tr>
<tr class="even">
<td>235-274</td>
<td>21.71</td>
<td>8.29</td>
<td colspan="2">22.89</td>
<td>9.11</td>
<td colspan="2">24.06</td>
<td>9.94</td>
<td>25.22</td>
<td>10.78</td>
</tr>
<tr class="odd">
<td>275-324</td>
<td>21.18</td>
<td>8.82</td>
<td colspan="2">22.35</td>
<td>9.65</td>
<td colspan="2">23.51</td>
<td>10.49</td>
<td>24.66</td>
<td>11.34</td>
</tr>
<tr class="even">
<td>325-374</td>
<td>20.72</td>
<td>9.28</td>
<td colspan="2">21.88</td>
<td>10.12</td>
<td colspan="2">23.02</td>
<td>10.98</td>
<td>24.16</td>
<td>11.84</td>
</tr>
<tr class="odd">
<td>375-424</td>
<td>20.36</td>
<td>9.64</td>
<td colspan="2">21.50</td>
<td>10.50</td>
<td colspan="2">22.64</td>
<td>11.36</td>
<td>22.77</td>
<td>12.23</td>
</tr>
<tr class="even">
<td>425-499</td>
<td>19.98</td>
<td>10.02</td>
<td colspan="2">21.12</td>
<td>10.88</td>
<td colspan="2">22.24</td>
<td>11.76</td>
<td>23.36</td>
<td>12.64</td>
</tr>
<tr class="odd">
<td>500-599</td>
<td>19.57</td>
<td>10.43</td>
<td colspan="2">20.69</td>
<td>11.31</td>
<td colspan="2">21.81</td>
<td>12.19</td>
<td>22.92</td>
<td>13.08</td>
</tr>
<tr class="even">
<td>600-699</td>
<td>19.20</td>
<td>10.80</td>
<td colspan="2">20.31</td>
<td>11.69</td>
<td colspan="2">21.42</td>
<td>12.58</td>
<td>22.52</td>
<td>13.48</td>
</tr>
<tr class="odd">
<td>700-799</td>
<td>18.91</td>
<td>11.09</td>
<td colspan="2">20.02</td>
<td>11.98</td>
<td colspan="2">21.12</td>
<td>12.88</td>
<td>22.21</td>
<td>13.79</td>
</tr>
<tr class="even">
<td>800-899</td>
<td>18.67</td>
<td>11.33</td>
<td colspan="2">19.77</td>
<td>12.23</td>
<td colspan="2">20.87</td>
<td>13.13</td>
<td>21.95</td>
<td>14.05</td>
</tr>
<tr class="odd">
<td>900-999</td>
<td>18.47</td>
<td>11.53</td>
<td colspan="2">19.57</td>
<td>12.43</td>
<td colspan="2">20.66</td>
<td>13.34</td>
<td>21.74</td>
<td>14.26</td>
</tr>
<tr class="even">
<td>1,000-1,099</td>
<td>18.31</td>
<td>11.69</td>
<td colspan="2">19.39</td>
<td>12.61</td>
<td colspan="2">20.48</td>
<td>13.52</td>
<td>21.56</td>
<td>14.44</td>
</tr>
<tr class="odd">
<td>1,100-1,299</td>
<td>18.09</td>
<td>11.91</td>
<td colspan="2">19.18</td>
<td>12.82</td>
<td colspan="2">20.25</td>
<td>13.75</td>
<td>21.33</td>
<td>14.67</td>
</tr>
<tr class="even">
<td>1,300-1,699</td>
<td>17.77</td>
<td>12.23</td>
<td colspan="2">18.84</td>
<td>13.16</td>
<td colspan="2">19.91</td>
<td>14.09</td>
<td>20.98</td>
<td>15.02</td>
</tr>
<tr class="odd">
<td>1,700-2,299</td>
<td>17.39</td>
<td>12.61</td>
<td colspan="2">18.14</td>
<td>13.54</td>
<td colspan="2">19.52</td>
<td>14.48</td>
<td>20.58</td>
<td>15.42</td>
</tr>
<tr class="even">
<td>2,300-2,999</td>
<td>17.08</td>
<td>12.92</td>
<td colspan="2">17.86</td>
<td>14.14</td>
<td colspan="2">18.90</td>
<td>15.10</td>
<td>19.95</td>
<td>16.05</td>
</tr>
<tr class="odd">
<td>3,000-3,999</td>
<td>16.81</td>
<td>13.19</td>
<td colspan="2">17.64</td>
<td>14.36</td>
<td colspan="2">18.68</td>
<td>15.32</td>
<td>19.72</td>
<td>16.28</td>
</tr>
<tr class="even">
<td>4,000-4,999</td>
<td>16.60</td>
<td>13.40</td>
<td colspan="2">17.48</td>
<td>14.52</td>
<td colspan="2">18.52</td>
<td>15.48</td>
<td>19.55</td>
<td>16.45</td>
</tr>
<tr class="odd">
<td>5,000-5,999</td>
<td>16.44</td>
<td>13.56</td>
<td colspan="2">17.36</td>
<td>14.64</td>
<td colspan="2">18.40</td>
<td>15.60</td>
<td>19.43</td>
<td>16.57</td>
</tr>
<tr class="even">
<td>6,000-6,999</td>
<td>16.33</td>
<td>13.67</td>
<td colspan="2">17.36</td>
<td>14.64</td>
<td colspan="2">18.40</td>
<td>15.60</td>
<td>19.43</td>
<td>16.57</td>
</tr>
<tr class="odd">
<td>7,000-7,999</td>
<td>16.24</td>
<td>13.76</td>
<td colspan="2">17.27</td>
<td>14.73</td>
<td colspan="2">18.30</td>
<td>15.70</td>
<td>19.33</td>
<td>16.67</td>
</tr>
<tr class="even">
<td>8,000-8,999</td>
<td>16.16</td>
<td>13.84</td>
<td colspan="2">17.19</td>
<td>14.81</td>
<td colspan="2">18.22</td>
<td>15.78</td>
<td>19.25</td>
<td>16.75</td>
</tr>
<tr class="odd">
<td>9,000-10,999</td>
<td>16.07</td>
<td>13.93</td>
<td colspan="2">17.10</td>
<td>14.90</td>
<td colspan="2">18.13</td>
<td>15.87</td>
<td>19.15</td>
<td>16.85</td>
</tr>
<tr class="even">
<td>11,000-19,999</td>
<td>15.86</td>
<td>14.14</td>
<td colspan="2">16.88</td>
<td>15.12</td>
<td colspan="2">17.90</td>
<td>16.10</td>
<td>18.93</td>
<td>17.07</td>
</tr>
<tr class="odd">
<td>20,000-29,999</td>
<td>15.68</td>
<td>14.32</td>
<td colspan="2">16.70</td>
<td>15.30</td>
<td colspan="2">17.71</td>
<td>16.29</td>
<td>18.73</td>
<td>17.27</td>
</tr>
<tr class="even">
<td>30,000-39,999</td>
<td>15.57</td>
<td>14.43</td>
<td colspan="2">16.59</td>
<td>15.41</td>
<td colspan="2">17.60</td>
<td>16.40</td>
<td>18.62</td>
<td>17.38</td>
</tr>
<tr class="odd">
<td>40,000-59,999</td>
<td>15.48</td>
<td>14.52</td>
<td colspan="2">16.49</td>
<td>15.51</td>
<td colspan="2">17.50</td>
<td>16.50</td>
<td>18.52</td>
<td>17.48</td>
</tr>
<tr class="even">
<td>60,000-89,999</td>
<td>15.39</td>
<td>14.61</td>
<td colspan="2">16.40</td>
<td>15.60</td>
<td colspan="2">17.41</td>
<td>16.59</td>
<td>18.42</td>
<td>17.58</td>
</tr>
<tr class="odd">
<td>90,000-110,000</td>
<td>15.34</td>
<td>14.66</td>
<td colspan="2">16.35</td>
<td>15.65</td>
<td colspan="2">17.36</td>
<td>16.64</td>
<td>18.36</td>
<td>17.64</td>
</tr>
</tbody>
</table>

THREE STANDARD DEVIATION CONTROL LIMITS

FOR PERCENT IN ERROR

<table style="width:100%;">
<colgroup>
<col style="width: 20%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 10%" />
<col style="width: 10%" />
</colgroup>
<tbody>
<tr class="odd">
<td><strong>Number of sample units included</strong></td>
<td colspan="10"><strong>Quality Level (Percent in Error)</strong></td>
</tr>
<tr class="even">
<td><p><strong>in estimated</strong></p>
<p><strong>quality level</strong></p></td>
<td colspan="3">19.0</td>
<td colspan="3">20.0</td>
<td colspan="2">25.0</td>
<td colspan="2">30.0</td>
</tr>
<tr class="odd">
<td></td>
<td>UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td>UCL</td>
<td>LCL</td>
</tr>
<tr class="even">
<td>15-24</td>
<td>45.32</td>
<td>0.00</td>
<td colspan="2">46.83</td>
<td>0.00</td>
<td colspan="2">54.05</td>
<td>0.00</td>
<td>60.75</td>
<td>0.00</td>
</tr>
<tr class="odd">
<td>25-34</td>
<td>40.49</td>
<td>0.00</td>
<td colspan="2">41.91</td>
<td>0.00</td>
<td colspan="2">48.72</td>
<td>1.28</td>
<td>55.10</td>
<td>4.90</td>
</tr>
<tr class="even">
<td>35-44</td>
<td>37.61</td>
<td>0.39</td>
<td colspan="2">38.37</td>
<td>1.03</td>
<td colspan="2">45.54</td>
<td>4.46</td>
<td>51.74</td>
<td>8.26</td>
</tr>
<tr class="odd">
<td>45-54</td>
<td>35.65</td>
<td>2.35</td>
<td colspan="2">36.97</td>
<td>3.03</td>
<td colspan="2">43.37</td>
<td>6.63</td>
<td>49.45</td>
<td>10.55</td>
</tr>
<tr class="even">
<td>55-64</td>
<td>34.20</td>
<td>3.80</td>
<td colspan="2">35.49</td>
<td>4.51</td>
<td colspan="2">41.77</td>
<td>8.23</td>
<td>47.74</td>
<td>12.25</td>
</tr>
<tr class="odd">
<td>65-84</td>
<td>32.59</td>
<td>5.41</td>
<td colspan="2">33.86</td>
<td>6.14</td>
<td colspan="2">40.00</td>
<td>10.00</td>
<td>45.88</td>
<td>14.12</td>
</tr>
<tr class="even">
<td>85-114</td>
<td>30.77</td>
<td>7.23</td>
<td colspan="2">32.00</td>
<td>8.00</td>
<td colspan="2">37.99</td>
<td>12.01</td>
<td>43.75</td>
<td>16.25</td>
</tr>
<tr class="odd">
<td>115-134</td>
<td>29.53</td>
<td>8.47</td>
<td colspan="2">30.73</td>
<td>9.27</td>
<td colspan="2">36.62</td>
<td>13.38</td>
<td>42.30</td>
<td>17.70</td>
</tr>
<tr class="even">
<td>135-164</td>
<td>28.61</td>
<td>9.39</td>
<td colspan="2">29.80</td>
<td>10.20</td>
<td colspan="2">35.61</td>
<td>14.39</td>
<td>41.23</td>
<td>18.77</td>
</tr>
<tr class="odd">
<td>165-184</td>
<td>27.90</td>
<td>10.10</td>
<td colspan="2">29.07</td>
<td>10.93</td>
<td colspan="2">34.82</td>
<td>15.18</td>
<td>40.39</td>
<td>19.61</td>
</tr>
<tr class="even">
<td>185-214</td>
<td>27.32</td>
<td>10.68</td>
<td colspan="2">28.49</td>
<td>11.51</td>
<td colspan="2">34.19</td>
<td>15.81</td>
<td>39.72</td>
<td>20.28</td>
</tr>
<tr class="odd">
<td>215-234</td>
<td>26.85</td>
<td>11.15</td>
<td colspan="2">28.00</td>
<td>12.00</td>
<td colspan="2">33.66</td>
<td>16.34</td>
<td>39.17</td>
<td>20.83</td>
</tr>
<tr class="even">
<td>235-274</td>
<td>26.37</td>
<td>11.63</td>
<td colspan="2">27.51</td>
<td>12.49</td>
<td colspan="2">33.13</td>
<td>16.87</td>
<td>38.61</td>
<td>21.39</td>
</tr>
<tr class="odd">
<td>275-324</td>
<td>25.79</td>
<td>12.21</td>
<td colspan="2">26.93</td>
<td>13.07</td>
<td colspan="2">32.50</td>
<td>17.50</td>
<td>37.94</td>
<td>22.06</td>
</tr>
<tr class="even">
<td>325-374</td>
<td>25.29</td>
<td>12.71</td>
<td colspan="2">26.41</td>
<td>13.59</td>
<td colspan="2">31.94</td>
<td>18.06</td>
<td>37.35</td>
<td>22.65</td>
</tr>
<tr class="odd">
<td>375-424</td>
<td>24.89</td>
<td>13.11</td>
<td colspan="2">26.00</td>
<td>14.00</td>
<td colspan="2">31.50</td>
<td>18.50</td>
<td>36.88</td>
<td>23.12</td>
</tr>
<tr class="even">
<td>425-499</td>
<td>24.48</td>
<td>13.52</td>
<td colspan="2">25.58</td>
<td>14.42</td>
<td colspan="2">31.04</td>
<td>18.96</td>
<td>36.40</td>
<td>23.60</td>
</tr>
<tr class="odd">
<td>500-599</td>
<td>24.02</td>
<td>13.98</td>
<td colspan="2">25.12</td>
<td>14.88</td>
<td colspan="2">30.54</td>
<td>19.46</td>
<td>35.86</td>
<td>24.14</td>
</tr>
<tr class="even">
<td>600-699</td>
<td>23.62</td>
<td>14.38</td>
<td colspan="2">24.71</td>
<td>15.29</td>
<td colspan="2">30.09</td>
<td>19.91</td>
<td>35.39</td>
<td>24.61</td>
</tr>
<tr class="odd">
<td>700-799</td>
<td>23.30</td>
<td>14.70</td>
<td colspan="2">24.38</td>
<td>15.62</td>
<td colspan="2">29.74</td>
<td>20.26</td>
<td>35.02</td>
<td>24.98</td>
</tr>
<tr class="even">
<td>800-899</td>
<td>23.04</td>
<td>14.96</td>
<td colspan="2">24.12</td>
<td>15.88</td>
<td colspan="2">29.46</td>
<td>20.54</td>
<td>34.72</td>
<td>25.28</td>
</tr>
<tr class="odd">
<td>900-999</td>
<td>22.82</td>
<td>15.18</td>
<td colspan="2">23.89</td>
<td>16.11</td>
<td colspan="2">29.21</td>
<td>20.79</td>
<td>34.46</td>
<td>25.54</td>
</tr>
<tr class="even">
<td>1,000-1,099</td>
<td>22.63</td>
<td>15.37</td>
<td colspan="2">23.70</td>
<td>16.30</td>
<td colspan="2">29.01</td>
<td>20.99</td>
<td>34.24</td>
<td>25.76</td>
</tr>
<tr class="odd">
<td>1,100-1,299</td>
<td>22.40</td>
<td>15.60</td>
<td colspan="2">23.46</td>
<td>16.54</td>
<td colspan="2">28.75</td>
<td>21.25</td>
<td>33.97</td>
<td>26.03</td>
</tr>
<tr class="even">
<td>1,300-1,699</td>
<td>22.04</td>
<td>15.96</td>
<td colspan="2">23.10</td>
<td>16.90</td>
<td colspan="2">28.35</td>
<td>21.65</td>
<td>33.55</td>
<td>26.45</td>
</tr>
<tr class="odd">
<td>1,700-2,299</td>
<td>21.63</td>
<td>16.37</td>
<td colspan="2">22.68</td>
<td>17.32</td>
<td colspan="2">27.90</td>
<td>22.10</td>
<td>33.07</td>
<td>26.93</td>
</tr>
<tr class="even">
<td>2,300-2,999</td>
<td>21.29</td>
<td>16.71</td>
<td colspan="2">22.33</td>
<td>17.67</td>
<td colspan="2">27.52</td>
<td>22.48</td>
<td>32.67</td>
<td>27.33</td>
</tr>
<tr class="odd">
<td>3,000-3,999</td>
<td>20.99</td>
<td>17.01</td>
<td colspan="2">22.03</td>
<td>17.97</td>
<td colspan="2">27.20</td>
<td>22.80</td>
<td>32.32</td>
<td>27.68</td>
</tr>
<tr class="even">
<td>4,000-4,999</td>
<td>20.75</td>
<td>17.25</td>
<td colspan="2">21.79</td>
<td>18.21</td>
<td colspan="2">26.94</td>
<td>23.06</td>
<td>32.05</td>
<td>27.95</td>
</tr>
<tr class="odd">
<td>5,000-5,999</td>
<td>20.59</td>
<td>17.41</td>
<td colspan="2">21.62</td>
<td>18.38</td>
<td colspan="2">26.75</td>
<td>23.25</td>
<td>31.85</td>
<td>28.15</td>
</tr>
<tr class="even">
<td>6,000-6,999</td>
<td>20.46</td>
<td>17.54</td>
<td colspan="2">21.49</td>
<td>18.51</td>
<td colspan="2">26.61</td>
<td>23.39</td>
<td>31.71</td>
<td>28.29</td>
</tr>
<tr class="odd">
<td>7,000-7,999</td>
<td>20.36</td>
<td>17.64</td>
<td colspan="2">21.39</td>
<td>18.61</td>
<td colspan="2">26.50</td>
<td>23.50</td>
<td>31.59</td>
<td>28.41</td>
</tr>
<tr class="even">
<td>8,000-8,999</td>
<td>20.28</td>
<td>17.72</td>
<td colspan="2">21.30</td>
<td>18.70</td>
<td colspan="2">26.41</td>
<td>23.59</td>
<td>31.49</td>
<td>28.51</td>
</tr>
<tr class="odd">
<td>9,000-10,999</td>
<td>20.18</td>
<td>17.82</td>
<td colspan="2">21.20</td>
<td>18.80</td>
<td colspan="2">26.30</td>
<td>23.70</td>
<td>31.38</td>
<td>28.62</td>
</tr>
<tr class="even">
<td>11,000-19,999</td>
<td>19.95</td>
<td>18.05</td>
<td colspan="2">20.96</td>
<td>19.04</td>
<td colspan="2">26.04</td>
<td>23.96</td>
<td>31.10</td>
<td>28.90</td>
</tr>
<tr class="odd">
<td>20,000-29,999</td>
<td>19.74</td>
<td>18.26</td>
<td colspan="2">20.76</td>
<td>19.24</td>
<td colspan="2">25.82</td>
<td>24.18</td>
<td>30.87</td>
<td>29.13</td>
</tr>
<tr class="even">
<td>30,000-39,999</td>
<td>19.63</td>
<td>18.37</td>
<td colspan="2">20.64</td>
<td>19.36</td>
<td colspan="2">25.69</td>
<td>24.31</td>
<td>30.74</td>
<td>29.26</td>
</tr>
<tr class="odd">
<td>40,000-59,999</td>
<td>19.53</td>
<td>18.47</td>
<td colspan="2">20.54</td>
<td>19.46</td>
<td colspan="2">25.58</td>
<td>24.42</td>
<td>30.61</td>
<td>29.39</td>
</tr>
<tr class="even">
<td>60,000-89,999</td>
<td>19.43</td>
<td>18.57</td>
<td colspan="2">20.44</td>
<td>19.56</td>
<td colspan="2">25.47</td>
<td>24.53</td>
<td>30.50</td>
<td>29.50</td>
</tr>
<tr class="odd">
<td>90,000-110,000</td>
<td>19.37</td>
<td>18.63</td>
<td colspan="2">20.38</td>
<td>19.62</td>
<td colspan="2">25.41</td>
<td>24.59</td>
<td>30.43</td>
<td>29.57</td>
</tr>
</tbody>
</table>

THREE STANDARD DEVIATION CONTROL LIMITS

FOR PERCENT IN ERROR

<table style="width:100%;">
<colgroup>
<col style="width: 20%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 0%" />
<col style="width: 9%" />
<col style="width: 9%" />
<col style="width: 10%" />
<col style="width: 10%" />
</colgroup>
<tbody>
<tr class="odd">
<td><strong>Number of sample units included</strong></td>
<td colspan="10"><strong>Quality Level (Percent in Error)</strong></td>
</tr>
<tr class="even">
<td><p><strong>in estimated</strong></p>
<p><strong>quality level</strong></p></td>
<td colspan="3">35.0</td>
<td colspan="3">40.0</td>
<td colspan="2">45.0</td>
<td colspan="2">50.0</td>
</tr>
<tr class="odd">
<td></td>
<td>UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td colspan="2">UCL</td>
<td>LCL</td>
<td>UCL</td>
<td>LCL</td>
</tr>
<tr class="even">
<td>15-24</td>
<td>67.00</td>
<td>3.00</td>
<td colspan="2">72.87</td>
<td>7.13</td>
<td colspan="2">78.36</td>
<td>11.64</td>
<td>83.54</td>
<td>16.46</td>
</tr>
<tr class="odd">
<td>25-34</td>
<td>61.13</td>
<td>8.87</td>
<td colspan="2">66.84</td>
<td>13.16</td>
<td colspan="2">72.24</td>
<td>17.76</td>
<td>77.39</td>
<td>22.61</td>
</tr>
<tr class="even">
<td>35-44</td>
<td>57.63</td>
<td>12.37</td>
<td colspan="2">63.24</td>
<td>16.76</td>
<td colspan="2">68.59</td>
<td>21.41</td>
<td>73.72</td>
<td>26.28</td>
</tr>
<tr class="odd">
<td>45-54</td>
<td>55.24</td>
<td>14.76</td>
<td colspan="2">60.79</td>
<td>19.21</td>
<td colspan="2">66.10</td>
<td>23.90</td>
<td>71.21</td>
<td>28.79</td>
</tr>
<tr class="even">
<td>55-64</td>
<td>53.47</td>
<td>16.53</td>
<td colspan="2">58.98</td>
<td>21.02</td>
<td colspan="2">64.26</td>
<td>25.74</td>
<td>69.37</td>
<td>30.63</td>
</tr>
<tr class="odd">
<td>65-84</td>
<td>51.52</td>
<td>18.48</td>
<td colspan="2">56.97</td>
<td>23.03</td>
<td colspan="2">62.23</td>
<td>27.77</td>
<td>67.32</td>
<td>32.68</td>
</tr>
<tr class="even">
<td>85-114</td>
<td>49.31</td>
<td>20.69</td>
<td colspan="2">54.70</td>
<td>25.30</td>
<td colspan="2">59.92</td>
<td>30.08</td>
<td>65.00</td>
<td>35.00</td>
</tr>
<tr class="odd">
<td>115-134</td>
<td>47.80</td>
<td>22.20</td>
<td colspan="2">53.15</td>
<td>26.85</td>
<td colspan="2">58.35</td>
<td>31.65</td>
<td>63.42</td>
<td>36.58</td>
</tr>
<tr class="even">
<td>135-164</td>
<td>46.68</td>
<td>23.32</td>
<td colspan="2">52.00</td>
<td>28.00</td>
<td colspan="2">57.18</td>
<td>32.82</td>
<td>62.25</td>
<td>37.75</td>
</tr>
<tr class="odd">
<td>165-184</td>
<td>45.82</td>
<td>24.18</td>
<td colspan="2">51.11</td>
<td>28.89</td>
<td colspan="2">56.28</td>
<td>33.72</td>
<td>61.34</td>
<td>38.66</td>
</tr>
<tr class="even">
<td>185-214</td>
<td>45.12</td>
<td>24.88</td>
<td colspan="2">50.39</td>
<td>29.61</td>
<td colspan="2">55.55</td>
<td>34.45</td>
<td>60.61</td>
<td>39.39</td>
</tr>
<tr class="odd">
<td>215-234</td>
<td>44.54</td>
<td>25.46</td>
<td colspan="2">49.80</td>
<td>30.20</td>
<td colspan="2">54.95</td>
<td>35.05</td>
<td>60.00</td>
<td>40.00</td>
</tr>
<tr class="even">
<td>235-274</td>
<td>43.96</td>
<td>26.04</td>
<td colspan="2">49.21</td>
<td>30.79</td>
<td colspan="2">54.34</td>
<td>35.66</td>
<td>59.39</td>
<td>40.61</td>
</tr>
<tr class="odd">
<td>275-324</td>
<td>43.26</td>
<td>26.74</td>
<td colspan="2">48.49</td>
<td>31.51</td>
<td colspan="2">53.61</td>
<td>36.39</td>
<td>58.66</td>
<td>41.34</td>
</tr>
<tr class="even">
<td>325-374</td>
<td>42.65</td>
<td>27.35</td>
<td colspan="2">47.86</td>
<td>32.14</td>
<td colspan="2">52.97</td>
<td>37.03</td>
<td>58.02</td>
<td>41.98</td>
</tr>
<tr class="odd">
<td>375-424</td>
<td>42.16</td>
<td>27.84</td>
<td colspan="2">47.35</td>
<td>32.65</td>
<td colspan="2">52.46</td>
<td>37.54</td>
<td>57.50</td>
<td>42.50</td>
</tr>
<tr class="even">
<td>425-499</td>
<td>41.66</td>
<td>28.34</td>
<td colspan="2">46.84</td>
<td>33.16</td>
<td colspan="2">51.94</td>
<td>38.06</td>
<td>56.98</td>
<td>43.02</td>
</tr>
<tr class="odd">
<td>500-599</td>
<td>41.10</td>
<td>28.90</td>
<td colspan="2">46.27</td>
<td>33.73</td>
<td colspan="2">51.36</td>
<td>38.64</td>
<td>56.46</td>
<td>43.60</td>
</tr>
<tr class="even">
<td>600-699</td>
<td>40.61</td>
<td>29.39</td>
<td colspan="2">45.77</td>
<td>34.23</td>
<td colspan="2">50.85</td>
<td>39.15</td>
<td>55.88</td>
<td>44.12</td>
</tr>
<tr class="odd">
<td>700-799</td>
<td>40.23</td>
<td>29.77</td>
<td colspan="2">45.37</td>
<td>34.63</td>
<td colspan="2">50.45</td>
<td>39.55</td>
<td>55.48</td>
<td>44.52</td>
</tr>
<tr class="even">
<td>800-899</td>
<td>39.91</td>
<td>30.09</td>
<td colspan="2">45.04</td>
<td>34.96</td>
<td colspan="2">50.12</td>
<td>39.88</td>
<td>55.15</td>
<td>44.85</td>
</tr>
<tr class="odd">
<td>900-999</td>
<td>39.64</td>
<td>30.36</td>
<td colspan="2">44.77</td>
<td>35.23</td>
<td colspan="2">49.84</td>
<td>4.016</td>
<td>54.87</td>
<td>45.13</td>
</tr>
<tr class="even">
<td>1,000-1,099</td>
<td>39.42</td>
<td>30.58</td>
<td colspan="2">44.54</td>
<td>35.46</td>
<td colspan="2">49.60</td>
<td>40.40</td>
<td>54.63</td>
<td>45.37</td>
</tr>
<tr class="odd">
<td>1,100-1,299</td>
<td>39.13</td>
<td>30.87</td>
<td colspan="2">44.24</td>
<td>35.76</td>
<td colspan="2">49.31</td>
<td>40.69</td>
<td>54.33</td>
<td>45.67</td>
</tr>
<tr class="even">
<td>1,300-1,699</td>
<td>38.69</td>
<td>31.31</td>
<td colspan="2">43.80</td>
<td>36.20</td>
<td colspan="2">48.85</td>
<td>41.15</td>
<td>53.87</td>
<td>46.13</td>
</tr>
<tr class="odd">
<td>1,700-2,299</td>
<td>38.20</td>
<td>31.80</td>
<td colspan="2">43.29</td>
<td>36.71</td>
<td colspan="2">48.34</td>
<td>41.66</td>
<td>53.35</td>
<td>46.65</td>
</tr>
<tr class="even">
<td>2,300-2,999</td>
<td>37.78</td>
<td>32.22</td>
<td colspan="2">42.86</td>
<td>37.14</td>
<td colspan="2">47.90</td>
<td>42.10</td>
<td>52.91</td>
<td>47.09</td>
</tr>
<tr class="odd">
<td>3,000-3,999</td>
<td>37.42</td>
<td>32.58</td>
<td colspan="2">42.48</td>
<td>37.52</td>
<td colspan="2">47.52</td>
<td>42.48</td>
<td>52.54</td>
<td>47.46</td>
</tr>
<tr class="even">
<td>4,000-4,999</td>
<td>37.13</td>
<td>32.87</td>
<td colspan="2">42.19</td>
<td>37.81</td>
<td colspan="2">47.22</td>
<td>42.78</td>
<td>52.24</td>
<td>47.76</td>
</tr>
<tr class="odd">
<td>5,000-5,999</td>
<td>36.93</td>
<td>33.07</td>
<td colspan="2">41.98</td>
<td>38.02</td>
<td colspan="2">47.01</td>
<td>42.99</td>
<td>52.02</td>
<td>47.98</td>
</tr>
<tr class="even">
<td>6,000-6,999</td>
<td>36.77</td>
<td>33.23</td>
<td colspan="2">41.82</td>
<td>38.13</td>
<td colspan="2">46.85</td>
<td>43.15</td>
<td>51.86</td>
<td>48.14</td>
</tr>
<tr class="odd">
<td>7,000-7,999</td>
<td>36.65</td>
<td>33.35</td>
<td colspan="2">41.70</td>
<td>38.30</td>
<td colspan="2">46.72</td>
<td>43.28</td>
<td>51.73</td>
<td>48.27</td>
</tr>
<tr class="even">
<td>8,000-8,999</td>
<td>36.55</td>
<td>33.45</td>
<td colspan="2">41.59</td>
<td>38.41</td>
<td colspan="2">46.62</td>
<td>43.38</td>
<td>51.63</td>
<td>48.37</td>
</tr>
<tr class="odd">
<td>9,000-10,999</td>
<td>36.43</td>
<td>33.57</td>
<td colspan="2">41.47</td>
<td>38.53</td>
<td colspan="2">46.49</td>
<td>43.51</td>
<td>51.50</td>
<td>48.50</td>
</tr>
<tr class="even">
<td>11,000-19,999</td>
<td>36.15</td>
<td>33.85</td>
<td colspan="2">41.18</td>
<td>38.82</td>
<td colspan="2">46.20</td>
<td>43.80</td>
<td>51.20</td>
<td>48.80</td>
</tr>
<tr class="odd">
<td>20,000-29,999</td>
<td>35.90</td>
<td>34.10</td>
<td colspan="2">40.93</td>
<td>39.07</td>
<td colspan="2">45.94</td>
<td>44.06</td>
<td>50.95</td>
<td>49.05</td>
</tr>
<tr class="even">
<td>30,000-39,999</td>
<td>35.77</td>
<td>34.23</td>
<td colspan="2">40.79</td>
<td>39.21</td>
<td colspan="2">45.80</td>
<td>44.20</td>
<td>50.80</td>
<td>49.20</td>
</tr>
<tr class="odd">
<td>40,000-59,999</td>
<td>35.64</td>
<td>34.36</td>
<td colspan="2">40.66</td>
<td>39.34</td>
<td colspan="2">45.67</td>
<td>44.33</td>
<td>50.67</td>
<td>49.33</td>
</tr>
<tr class="even">
<td>60,000-89,999</td>
<td>35.52</td>
<td>34.48</td>
<td colspan="2">40.54</td>
<td>39.46</td>
<td colspan="2">45.54</td>
<td>44.46</td>
<td>50.55</td>
<td>49.45</td>
</tr>
<tr class="odd">
<td>90,000-110,000</td>
<td>35.45</td>
<td>34.55</td>
<td colspan="2">40.46</td>
<td>39.54</td>
<td colspan="2">45.47</td>
<td>44.53</td>
<td>50.47</td>
<td>49.53</td>
</tr>
</tbody>
</table>

U.S. GOVERNMENT PRINTING OFFICE: 1966 I-252-198 (11)