Northeast nonresponse T Test.xls

Author: Abt Associates Inc.

Updated: 1/24/12

Worksheet Description

Main Survey Age Data for age of respondents to the Northeast SP survey.

NR Age

Data for age of nonrespondents that participated in the follow-up

survey.

T Test Results of T Test for age.

Income_lookup

Lookup table used to calculate average and standard deviation

for income.

Demographic Comparison

Table summarizing demographic characteristics of respondents

and nonrespondents.

Purpose: Includes results of T testing for age of respondents and nonrespondents to the Northeast stated

preference (SP) survey.

File Info 1 to 13
Unique ID Version* Age

1011043 1 31

1011436 1 68

1011851 1 28

1012006 1 71

1012968 1 65

1013353 1 59

1013481 1 54

1014040 1 64

1016754 1 51

1016866 1 56

1016910 1 71

1018757 1 62

1019721 1 50

1019916 1 62

1019940 1 47

1021183 2 53

1021657 2

1022121 2 45

1023492 2 51

1023648 2 45

1023886 2 60

1024481 2 74

1026179 2 47

1026541 2 27

1026870 2 66

1027056 2 59

1027217 2 67

1027223 2 82

1027415 2 86

1027709 2 53

1027812 2 50

1029740 2 48

1029991 2 69

1032272 3 72

1032882 3 72

1033314 3 30

1033750 3 72

1033849 3 40

1034981 3 85

1035623 3 26

1036017 3

1037031 3 77

1037303 3 43

1037420 3

1038302 3 46

1038648 3 53

1039269 3

1039786 3 64

1041061 4 33

1042609 4 30

1042762 4 67

1043012 4 29

1045674 4 70

1045704 4 42

1046063 4 53

1047674 4 85

1051789 5 45

1051945 5 28

Main Survey Age 2 of 13
Unique ID Version* Age

1052690 5 46

1052828 5 39

1053035 5

1053112 5 66

1053732 5 40

1054375 5 63

1055649 5 65

1056781 5 36

1056892 5 59

1057257 5 82

1058043 5 43

1059151 5 37

1059704 5 32

1059782 5 41

1061129 6 72

1061286 6 63

1061523 6 39

1061670 6 55

1061920 6 57

1061999 6 68

1062531 6 64

1062885 6 46

1063618 6 54

1063888 6 35

1065262 6 41

1065374 6 57

1066167 6 50

1066713 6 66

1066801 6 59

1066879 6

1067197 6 57

1067898 6 63

1069110 6 62

1071385 7 45

1071971 7 55

1072139 7 84

1072861 7 57

1072930 7 80

1073124 7 87

1075232 7 55

1076947 7 27

1077219 7 51

1078138 7 67

1078413 7 57

1079186 7 60

1079367 7 51

1081066 8 42

1081126 8 54

1081618 8 60

1081849 8

1081862 8 64

1082066 8 72

1082402 8 90

1082865 8 23

1083328 8 64

1083345 8 53

1085227 8 60

1085321 8 31

Main Survey Age 3 of 13
Unique ID Version* Age

1085420 8 58

1085539 8 64

1085789 8 35

1086251 8 52

1087562 8 61

1088461 8

1088840 8 66

1089649 8 35

1091194 9 28

1093110 9

1094864 9 47

1095725 9 54

1096374 9 57

1096637 9 29

1097068 9 67

1097158 9 57

1097242 9 41

1098214 9 59

1098526 9 78

1098674 9 51

1099298 9 65

1099410 9 67

1101610 10 56

1101899 10 10

1102475 10

1102911 10 65

1104535 10 52

1106113 10 59

1106459 10

1107141 10 71

1107319 10 64

1107561 10 53

1107600 10 43

1107726 10 57

1107734 10 62

1107950 10 39

1107952 10 59

1108452 10 50

1108642 10 32

1108899 10 19

1111330 11 64

1111640 11 57

1112489 11 30

1114221 11 76

1114801 11 48

1115023 11 45

1115311 11 77

1115996 11 28

1116707 11 64

1116771 11 73

1118246 11 62

1118635 11 24

1119059 11 77

1121774 12 56

1122141 12 59

1122978 12 64

1123608 12 60

1123748 12 21

Main Survey Age 4 of 13
Unique ID Version* Age

1124025 12 34

1124292 12

1124921 12 59

1125150 12 55

1126420 12 63

1126832 12 31

1126979 12 63

1128008 12 21

1128136 12 58

1128796 12 69

1129880 12 67

1131102 13 63

1131486 13 32

1131826 13 79

1132509 13 64

1133118 13 72

1133226 13 67

1133265 13

1134786 13 34

1134858 13 70

1135070 13 69

1135210 13 42

1135292 13 60

1135682 13

1135869 13 80

1137225 13 40

1137263 13

1137278 13 64

1138142 13 64

1138281 13 68

1139003 13 76

1139023 13 25

1139361 13 60

1141456 14 23

1141970 14 75

1144697 14 29

1144817 14 41

1144903 14 29

1147327 14 55

1147544 14 62

1148157 14 58

1148364 14 81

1148755 14 89

1148870 14 51

1149099 14 60

1149407 14 78

1149452 14 20

1151501 15 50

1152756 15 61

1153310 15 86

1154043 15 40

1154276 15 60

1155484 15 56

1155694 15 65

1155930 15 61

1156032 15 66

1156275 15 56

1156785 15 63

Main Survey Age 5 of 13
Unique ID Version* Age

1157090 15 60

1158548 15 30

1158589 15 50

1159557 15 53

1161461 16 50

1163240 16 65

1163274 16 47

1163394 16 75

1163968 16 62

1164358 16 50

1165774 16 66

1167446 16 61

1167564 16 38

1168014 16 80

1168326 16 59

1169118 16 55

1171806 17 60

1172201 17 78

1173211 17 30

1173408 17 53

1173836 17 70

1173967 17 34

1175665 17 40

1175814 17 55

1176308 17 82

1176955 17 50

1177594 17 43

1177712 17 49

1178579 17 53

1178782 17 45

1178831 17

1179276 17 65

1179536 17 73

1182877 18 49

1184154 18 65

1184409 18 44

1185074 18 59

1185108 18 64

1185125 18 63

1185144 18 66

1185392 18 57

1185876 18 93

1185951 18 67

1186136 18 49

1186386 18 49

1187188 18 64

1187834 18 51

1188037 18 68

1188220 18 70

1188906 18 64

1189362 18 62

1189807 18 71

1191034 19

1191453 19 87

1192492 19 65

1193217 19 57

1193647 19 57

1193806 19 69

Main Survey Age 6 of 13
Unique ID Version* Age

1193868 19 45

1194060 19 62

1194826 19 44

1195170 19 58

1195542 19 28

1196295 19 66

1196439 19 64

1197076 19 50

1197476 19 39

1197964 19 51

1198400 19 37

1198511 19 80

1198543 19 54

1198657 19 27

1198959 19 56

1199427 19 49

1199491 19 35

1199546 19 32

1201264 20 48

1201335 20

1201384 20 55

1201507 20 33

1201737 20 81

1202504 20 75

1202768 20 40

1203784 20 36

1205632 20 54

1205712 20 44

1206327 20 37

1208146 20 49

1209224 20 69

1209799 20 31

1211265 21 26

1211827 21 74

1213865 21 79

1215388 21 64

1215875 21 53

1216402 21 64

1216432 21 55

1216502 21 62

1217386 21 70

1217681 21 58

1218028 21 68

1218034 21 35

1218206 21 49

1218402 21 46

1218947 21 76

1219670 21 52

1219936 21 41

1221015 22 26

1221175 22 71

1222459 22 72

1222894 22 43

1223334 22 78

1223952 22 53

1224362 22 62

1224604 22 64

1224613 22 65

Main Survey Age 7 of 13
Unique ID Version* Age

1224722 22 57

1226050 22 58

1226387 22 60

1226642 22 48

1226921 22

1227185 22 28

1228955 22 67

1229103 22 42

1229493 22 35

1231014 23 36

1231494 23 65

1231563 23 82

1231695 23 55

1231734 23 52

1232026 23 70

1235091 23 58

1235168 23 50

1235328 23 36

1235570 23 83

1235775 23 57

1236319 23 24

1236948 23 71

1237672 23 62

1238818 23 39

1239025 23 61

1239331 23 60

1241793 24 22

1242019 24 38

1242286 24 46

1242652 24 37

1243559 24 19

1243829 24 47

1244936 24 47

1245580 24 48

1246196 24 52

1246298 24 64

1247552 24 64

1247641 24 44

1247667 24 56

1248224 24 44

1248689 24 47

1248835 24 60

1249408 24 45

1249636 24 29

1249643 24 56

1249993 24 58

Main Survey Age 8 of 13
MODE MAIL ID Age

1 1 1178480 57

1 1 1041484 40

1 1 1071042 43

1 1 1143704 48

1 1 1043563 73

1 1 1234840 26

1 1 1094539 47

1 1 1195170 58

1 1 1246818 58

1 1 1193407 63

1 1 1033849 40

1 1 1231690 63

1 1 1048147 34

1 1 1111780 26

1 1 1202342 27

1 1 1126218 37

1 1 1167405 32

1 1 1168945 63

1 1 1119133 77

1 1 1194060 62

1 1 1094257 80

1 1 1193149 30

1 1 1203673 43

1 1 1102388 70

1 1 1161418 36

1 1 1068569 59

1 1 1181240 29

1 1 1209091 45

1 1 1075944 83

1 1 1022128 70

1 1 1171669 55

1 1 1186352 66

1 1 1022778 34

1 1 1206945 82

1 1 1032151 44

1 1 1147326 57

1 1 1122901 73

1 1 1032083 75

1 1 1097125 69

1 1 1064997 43

1 1 1047407 70

1 1 1226256 67

1 1 1092710 55

1 1 1045039 60

1 1 1219755 47

1 1 1014542 39

1 1 1245582 65

1 1 1043588 92

2 0 1024172 69

2 0 1132830 67

2 0 1162759 44

2 0 1021285 77

2 0 1093629 25

2 0 1067197 58

2 0 1105453 75

2 0 1063209 34

2 0 1133873 50

2 0 1123539 37

NR Age 9 to 13
MODE MAIL ID Age

2 0 1095520 41

2 0 1131548 50

2 0 1034468 37

2 0 1142943 43

2 0 1186610 75

2 0 1074715 57

2 0 1116021 39

2 0 1077829 62

2 0 1016248 56

2 0 1207399 34

2 1 1219230 67

2 0 1048722 60

2 0 1209680 52

2 0 1246152 37

2 0 1238045 85

2 0 1183645 44

2 0 1245327 57

2 0 1121557 55

2 0 1238742 69

2 0 1031910 49

2 0 1213865 79

2 0 1106765 28

2 0 1109061 24

2 1 1156522 52

2 0 1107808 60

2 0 1121287 88

2 1 1082595 94

2 0 1146228 41

2 0 1083326 31

2 0 1022747 47

2 0 1128133 35

2 0 1135699 46

2 1 1188585 83

2 0 1012960 35

2 0 1158067 55

2 0 1038670 99

2 1 1246895 39

2 0 1249777 82

2 0 1067424 54

2 0 1073804 46

2 0 1235158 37

2 0 1201186 44

2 0 1149262 56

2 0 1206891 61

2 1 1173655 61

2 1 1105202 44

2 1 1046903 59

2 0 1142007 37

2 0 1119642 44

2 1 1023977 57

2 0 1177594 43

2 0 1055938 46

2 0 1218951 40

NR Age 10 to 13
F-test (for

variance)

variance equal or

unequal? @ .05 p-value

Age 0.1939 equal 0.5404

Variable

T-test

T Test 11 to 13
Key low income high income average

1 $0 $10,000 $5,000

2 $10,000 $20,000 $15,000

3 $20,000 $40,000 $30,000

4 $40,000 $60,000 $50,000

5 $60,000 $80,000 $70,000

6 $80,000 $100,000 $90,000

7 $100,000 $250,000 $175,000

8 $250,000 - $250,000

Income_lookup 12 to 13
Main Sample Non-Reponse Sample

Value/Percent of Sample a Value/Percent of Sample

Average age of respondents 54.8 53.7

Percent of respondents under 65 b

77.1% 73.9%

Percent male respondentsc

64.7% 44.5%

Percent currently employed 62.8% 62.7%

Percent employed under age 65 77.5% 79.3%

Highest Level of Education

Less than High School 4.5% 4.5%

High School or Equivalent 15.8% 27.3%

High School +Technical School 10.4% 4.5%

One or More Years of College 22.7% 17.3%

Bachelor’s Degree 23.0% 27.3%

Graduate Degree 23.5% 19.1%

Hispanic or Latino Origin 4.6% 5.6%

Racial Category

American Indian or Alaskan Native 3.0% 2.9%

Black or African American 7.5% 11.4%

Native Hawaiian or Other Pacific Islander 1.4% 0.0%

Asian 5.2% 2.9%

White 86.7% 85.7%

Average Household Size 3.1 2.6

Number of household members 16 or older 2 2.1

Total Household Income d

Average $86,985 $81,480

Standard Deviation $68,563 $68,486

Consume commercially caught fish or seafood 92.4% 84.7%

Consume recreationally caught fish or seafood 46.7% 47.7%

Notes:

a Respondents did not answer a given demographic question were excluded when calculating percentages.

b Compares to 79% for 18+ population based on Census 2010.

c

The population is 48.6% male averaging across Northeast states, based on the American Community Survey 2005-2009.

d

The survey asked respondents to select one of eight categories for annual household income. The average and standard deviation reported

here were calculated using the midpoint of each range. $250,000 was used for the highest income category included in the survey

(“$250,000 or more”).

Demographic Characteristics of Survey Respondents in the Northeast Survey Region

Statistic

Demographic Comparison 13 to 13