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 13Unique 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 13Unique 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 13Unique 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 13Unique 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 13Unique 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 13Unique 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 13Unique 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 13MODE 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 13MODE 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 13F-test (for variance) variance equal or

unequal? @ .05 p-value Age 0.1939 equal 0.5404 Variable T-test

T Test 11 to 13Key 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 13Main 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 65b 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:

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

bCompares 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.

dThe 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