### 1 ************************************************************************************************************ ************************************************************************************************************ Pacific Region_NR_Tests.docx Author: Abt Associates Inc. Created: 6/7/12 Updated: 7/5/12 Purpose: This file presents output from SAS code which compares characteristics of respondents to the Pacific regional 316(b) statedpreference survey to survey non-respondents. Tests include the Student T-test, Mann-Whitney U Test (Wilcoxon Test), and ChiSquared Test of Proportions. Results were used in developing model weights. ************************************************************************************************************ ************************************************************************************************************

### 2 ************************************************************************************************** Pacific Region - T-test for Age ************************************************************************************************** The TTEST Procedure Variable: age sample N Mean Std Dev Std Err Minimum Maximum main 293 52.8089 15.7094 0.9178 21.0000 93.0000 nonresponse 77 49.7013 14.2728 1.6265 19.0000 85.0000 Diff (1 - 2) 3.1076 15.4237 1.9752 sample Method Mean 95% CL Mean Std Dev 95% CL Std Dev main 52.8089 51.0026 54.6151 15.7094 14.5321 17.0959 nonresponse 49.7013 46.4618 52.9408 14.2728 12.3202 16.9667 Diff (1 -2) Pooled 3.1076
- 0.7765 6.9917 15.4237 14.3854 16.6248 Diff (1 -2) Satterthwaite 3.1076
- 0.5876 6.8027

Method Variances DF t Value Pr > |t| Pooled Equal 368 1.57 0.1165 Satterthwaite Unequal 128.7 1.66 0.0986

Equality of Variances Method Num DF Den DF F Value Pr > F Folded F 292 76 1.21 0.3193

### 3

### 4 ************************************************************************************************** Pacific Region – Mann Whitney U Test (Wilcoxon) for Gender ************************************************************************************************** The NPAR1WAY Procedure Wilcoxon Scores (Rank Sums) for Variable gender

Classified by Variable sample sample N Sum of

Scores Expected Under H0 Std Dev

Under H0 Mean

Score nonresponse 78 15458.50 14586.0 715.003666 198.185897 main 295 54292.50 55165.0 715.003666 184.042373

Average scores were used for ties. Wilcoxon Two-Sample Test Statistic 15458.5000
Normal Approximation Z 1.2196 One -Sided Pr > Z 0.1113 Two-Sided Pr > |Z| 0.2226
t Approximation One -Sided Pr > Z 0.1117 Two -Sided Pr > |Z| 0.2234 Z includes a continuity correction

of 0.5.
Kruskal -Wallis Test Chi -Square 1.4891 DF 1 Pr > Chi-Square 0.2224

### 5

### 6 ************************************************************************************************** Pacific Region – Chi-Squared Test of Proportions for Gender ************************************************************************************************** The FREQ Procedure Frequency Percent Row Pct Col Pct Table of sample by gender

sample gender

male female Total main 185

49.60 62.71 81.14 110

29.49 37.29 75.86 295

79.09

nonresponse 43

11.53 55.13 18.86 35

9.38 44.87 24.14 78

20.91

Total 228

61.13 145

38.87 373

100.00

Statistics for Table of sample by gender Statistic DF Value Prob Chi-Square 1 1.4931 0.2217 Likelihood Ratio Chi -Square 1 1.4760 0.2244 Continuity Adj. Chi - Square 1 1.1910 0.2751 Mantel - Haenszel Chi -Square 1 1.4891 0.2224 Phi Coefficient 0.0633 Contingency Coefficient 0.0631 Cramer's V 0.0633

Fisher's Exact Test Cell (1,1) Frequency (F) 185 Left-sided Pr <= F 0.9113 Right-sided Pr >= F 0.1378
Table Probability (P) 0.0490 Two-sided Pr <= P 0.2410
Sample Size = 373

### 7 ************************************************************************************************** Pacific Region – Mann Whitney U Test (Wilcoxon) for Employment ************************************************************************************************** The NPAR1WAY Procedure Wilcoxon Scores (Rank Sums) for Variable employ

Classified by Variable sample sample N Sum of

Scores Expected Under H0 Std Dev

Under H0 Mean

Score nonresponse 76 13712.0 14098.0 683.505919 180.421053 main 294 54923.0 54537.0 683.505919 186.812925

Average scores were used for ties. Wilcoxon Two-Sample Test Statistic 13712.0000
Normal Approximation Z
- 0.5640 One -Sided Pr < Z 0.2864 Two -Sided Pr > |Z| 0.5728
t Approximation One -Sided Pr < Z 0.2865 Two -Sided Pr > |Z| 0.5731 Z includes a continuity correction

of 0.5.
Kruskal -Wallis Test Chi -Square 0.3189 DF 1 Pr > Chi - Square 0.5723

### 8

### 9 ************************************************************************************************** Pacific Region – Chi-Squared Test of Proportions for Employment ************************************************************************************************** The FREQ Procedure Frequency Percent Row Pct Col Pct Table of sample by employ

sample employ

employed unemployed Total main 191

51.62 64.97 78.60 103

27.84 35.03 81.10 294

79.46

nonresponse 52

14.05 68.42 21.40 24

6.49 31.58 18.90 76

20.54

Total 243

65.68 127

34.32 370

100.00

Statistics for Table of sample by employ Statistic DF Value Prob Chi -Square 1 0.3198 0.5717 Likelihood Ratio Chi -Square 1 0.3230 0.5698 Continuity Adj. Chi - Square 1 0.1849 0.6672 Mantel - Haenszel Chi -Square 1 0.3189 0.5723 Phi Coefficient

- 0.0294 Contingency Coefficient 0.0294 Cramer's V

- 0.0294

Fisher's Exact Test Cell (1,1) Frequency (F) 191 Left-sided Pr <= F 0.3362 Right-sided Pr >= F 0.7569
Table Probability (P) 0.0931 Two-sided Pr <= P 0.5913
Sample Size = 370

### 10 ************************************************************************************************** Pacific Region – Mann Whitney U Test (Wilcoxon) for Hispanic/Latino ************************************************************************************************** The NPAR1WAY Procedure Wilcoxon Scores (Rank Sums) for Variable hisp Classified by Variable sample sample N Sum of

Scores Expected Under H0 Std Dev

Under H0 Mean

Score nonresponse 75 13867.50 13875.0 484.644648 184.900000 main 294 54397.50 54390.0 484.644648 185.025510

Average scores were used for ties.
Wilcoxon Two -Sample Test Statistic 13867.5000
Normal Approximation Z
- 0.0144 One-Sided Pr < Z 0.4942 Two-Sided Pr > |Z| 0.9885
t Approximation One -Sided Pr < Z 0.4942 Two -Sided Pr > |Z| 0.9885 Z includes a continuity correction

of 0.5.
Kruskal -Wallis Test Chi -Square 0.0002 DF 1 Pr > Chi-Square 0.9877

### 11

### 12 ************************************************************************************************** Pacific Region – Chi-Squared Test of Proportions for Hispanic/Latino ************************************************************************************************** The FREQ Procedure Frequency Percent Row Pct Col Pct Table of sample by hisp

sample hisp

hispanic nothispanic Total main 39

10.57 13.27 79.59 255

69.11 86.73 79.69 294

79.67

nonresponse 10

2.71 13.33 20.41 65

17.62 86.67 20.31 75

20.33

Total 49

13.28 320

86.72 369

100.00

Statistics for Table of sample by hisp Statistic DF Value Prob Chi -Square 1 0.0002 0.9876 Likelihood Ratio Chi -Square 1 0.0002 0.9876 Continuity Adj. Chi - Square 1 0.0000 1.0000 Mantel - Haenszel Chi -Square 1 0.0002 0.9877 Phi Coefficient

- 0.0008 Contingency Coefficient 0.0008 Cramer's V

- 0.0008

Fisher's Exact Test Cell (1,1) Frequency (F) 39 Left-sided Pr <= F 0.5586 Right-sided Pr >= F 0.5919
Table Probability (P) 0.1505 Two-sided Pr <= P 1.0000
Sample Size = 369

### 13 ************************************************************************************************** Pacific Region – Mann Whitney U Test (Wilcoxon) for Education ************************************************************************************************** The NPAR1WAY Procedure Wilcoxon Scores (Rank Sums) for Variable education

Classified by Variable sample sample N Sum of

Scores Expected Under H0 Std Dev

Under H0 Mean

Score nonresponse 77 13234.50 14360.50 817.003210 171.876623 main 295 56143.50 55017.50 817.003210 190.316949

Average scores were used for ties.
Wilcoxon Two -Sample Test Statistic 13234.5000
Normal Approximation Z
- 1.3776 One-Sided Pr < Z 0.0842 Two-Sided Pr > |Z| 0.1683
t Approximation One -Sided Pr < Z 0.0846 Two -Sided Pr > |Z| 0.1692 Z includes a continuity correction

of 0.5.
Kruskal -Wallis Test Chi -Square 1.8995 DF 1 Pr > Chi-Square 0.1681

### 14

### 15 ************************************************************************************************** Pacific Region – Chi-Squared Test of Proportions for Education ************************************************************************************************** The FREQ Procedure Frequency Percent Row Pct Col Pct Table of sample by education

sample education

1 2 3 4 5 6 Total main 5

1.34 1.69 62.50 40

10.75 13.56 78.43 22

5.91 7.46 73.33 78

20.97 26.44 78.79 85

22.85 28.81 79.44 65

17.47 22.03 84.42 295

79.30

nonresponse 3

0.81 3.90 37.50 11

2.96 14.29 21.57 8

2.15 10.39 26.67 21

5.65 27.27 21.21 22

5.91 28.57 20.56 12

3.23 15.58 15.58 77

20.70

Total 8

2.15 51 13.71 30

8.06 99 26.61 107

28.76 77

20.70 372

100.00

Statistics for Table of sample by education Statistic DF Value Prob Chi -Square 5 3.2944 0.6547 Likelihood Ratio Chi -Square 5 3.1495 0.6769 Mantel - Haenszel Chi -Square 1 1.9078 0.1672 Phi Coefficient 0.0941 Contingency Coefficient 0.0937 Cramer's V 0.0941

Sample Size = 372

### 16 ************************************************************************************************** Pacific Region – Mann Whitney U Test (Wilcoxon) for Importance of Aquatic Ecosystems ************************************************************************************************** The NPAR1WAY Procedure Wilcoxon Scores (Rank Sums) for Variable aquatic

Classified by Variable sample sample N Sum of

Scores Expected Under H0 Std Dev

Under H0 Mean

Score nonresponse 76 14416.50 14174.0 786.807474 189.690789 main 296 54961.50 55204.0 786.807474 185.680743

Average scores were used for ties. Wilcoxon Two-Sample Test Statistic 14416.5000
Normal Approximation Z 0.3076 One -Sided Pr > Z 0.3792 Two -Sided Pr > |Z| 0.7584
t Approximation One -Sided Pr > Z 0.3793 Two -Sided Pr > |Z| 0.7586 Z includes a continuity correction

of 0.5.
Kruskal -Wallis Test Chi -Square 0.0950 DF 1 Pr > Chi - Square 0.7579

### 17

### 18 ************************************************************************************************** Pacific Region – Chi-Squared Test of Proportions for Importance of Aquatic Ecosystems ************************************************************************************************** The FREQ Procedure Frequency Percent Row Pct Col Pct Table of sample by aquatic

sample aquatic

1 2 3 4 5 Total main 12

3.23 4.05 92.31 23

6.18 7.77 92.00 68

18.28 22.97 80.95 55

14.78 18.58 67.07 138

37.10 46.62 82.14 296

79.57

nonresponse 1

0.27 1.32 7.69 2

0.54 2.63 8.00 16

4.30 21.05 19.05 27

7.26 35.53 32.93 30

8.06 39.47 17.86 76

20.43

Total 13

3.49 25

6.72 84 22.58 82

22.04 168

45.16 372

100.00

Statistics for Table of sample by aquatic Statistic DF Value Prob Chi -Square 4 12.3340 0.0150 Likelihood Ratio Chi-Square 4 12.3239 0.0151 Mantel-Haenszel Chi-Square 1 0.8418 0.3589 Phi Coefficient 0.1821 Contingency Coefficient 0.1791 Cramer's V 0.1821

Sample Size = 372

### 19 ************************************************************************************************** Pacific Region – Mann Whitney U Test (Wilcoxon) for Income less than 60k ************************************************************************************************** The FREQ Procedure Table of sample by income_lt60k sample income_lt60k Frequency | Percent | Row Pct | Col Pct | 0| 1| Total ------------+--------+--------+ main | 155 | 116 | 271

| 45.19 | 33.82 | 79.01 | 57.20 | 42.80 | | 81.15 | 76.32 | ------------+--------+--------+ nonresponse | 36 | 36 | 72

| 10.50 | 10.50 | 20.99 | 50.00 | 50.00 | | 18.85 | 23.68 | ------------+--------+--------+ Total 191 152 343

55.69 44.31 100.00 Statistics for Table of sample by income_lt60k Statistic DF Value Prob

------------------------------------------------------ Chi-Square 1 1.1936 0.2746 Likelihood Ratio Chi-Square 1 1.1881 0.2757 Continuity Adj. Chi-Square 1 0.9198 0.3375 Mantel-Haenszel Chi-Square 1 1.1901 0.2753 Phi Coefficient 0.0590 Contingency Coefficient 0.0589 Cramer's V 0.0590
Fisher's Exact Test

---------------------------------- Cell (1,1) Frequency (F) 155 Left-sided Pr <= F 0.8897 Right-sided Pr >= F 0.1687 Table Probability (P) 0.0584 Two-sided Pr <= P 0.2882

Sample Size = 343

### 20 ************************************************************************************************** Pacific Region – Chi-Squared Test of Proportions for Income less than 60k ************************************************************************************************** The FREQ Procedure Table of sample by income_lt60k sample income_lt60k Frequency | Percent | Row Pct | Col Pct | 0| 1| Total ------------+--------+--------+ main | 155 | 116 | 271

| 45.19 | 33.82 | 79.01 | 57.20 | 42.80 | | 81.15 | 76.32 | ------------+--------+--------+ nonresponse | 36 | 36 | 72

| 10.50 | 10.50 | 20.99 | 50.00 | 50.00 | | 18.85 | 23.68 | ------------+--------+--------+ Total 191 152 343

55.69 44.31 100.00 Statistics for Table of sample by income_lt60k Statistic DF Value Prob

------------------------------------------------------ Chi-Square 1 1.1936 0.2746 Likelihood Ratio Chi-Square 1 1.1881 0.2757 Continuity Adj. Chi-Square 1 0.9198 0.3375 Mantel-Haenszel Chi-Square 1 1.1901 0.2753 Phi Coefficient 0.0590 Contingency Coefficient 0.0589 Cramer's V 0.0590
Fisher's Exact Test

---------------------------------- Cell (1,1) Frequency (F) 155 Left-sided Pr <= F 0.8897 Right-sided Pr >= F 0.1687 Table Probability (P) 0.0584 Two-sided Pr <= P 0.2882

Sample Size = 343

### 21 ************************************************************************************************** Pacific Region – Mann Whitney U Test (Wilcoxon) for Race (minority) ************************************************************************************************** The NPAR1WAY Procedure Wilcoxon Scores (Rank Sums) for Variable race_minor

Classified by Variable sample sample N Sum of

Scores Expected Under H0 Std Dev

Under H0 Mean

Score nonresponse 70 10937.50 12110.0 518.945221 156.250000 main 275 48747.50 47575.0 518.945221 177.263636

Average scores were used for ties. Wilcoxon Two-Sample Test Statistic 10937.5000
Normal Approximation Z
- 2.2584 One -Sided Pr < Z 0.0120 Two -Sided Pr > |Z| 0.0239
t Approximation One -Sided Pr < Z 0.0123 Two -Sided Pr > |Z| 0.0245 Z includes a continuity correction

of 0.5.
Kruskal -Wallis Test Chi -Square 5.1048 DF 1 Pr > Chi - Square 0.0239

### 22

### 23 ************************************************************************************************** Pacific Region – Chi-Squared Test of Proportions for Race (minority) ************************************************************************************************** The FREQ Procedure Frequency Percent Row Pct Col Pct Table of sample by race_minor

sample race_minor

minor white Total main 49

14.20 17.82 70.00 226

65.51 82.18 82.18 275

79.71

nonresponse 21

6.09 30.00 30.00 49

14.20 70.00 17.82 70

20.29

Total 70

20.29 275

79.71 345

100.00

Statistics for Table of sample by race_minor Statistic DF Value Prob Chi-Square 1 5.1197 0.0237 Likelihood Ratio Chi -Square 1 4.7673 0.0290 Continuity Adj. Chi- Square 1 4.3942 0.0361 Mantel - Haenszel Chi -Square 1 5.1048 0.0239 Phi Coefficient

- 0.1218 Contingency Coefficient 0.1209 Cramer's V

- 0.1218

Fisher's Exact Test Cell (1,1) Frequency (F) 49 Left-sided Pr <= F 0.0205 Right-sided Pr > = F 0.9907
Table Probability (P) 0.0112 Two-sided Pr <= P 0.0302
Sample Size = 345