One measure of the state of the economy is the amount of moneyhomeowners pay on their mortgage each month. To determine theextent of change between this year and 5 years ago, a random sampleof 150 homeowners was drawn. The monthly mortgage payments for eachhomeowner for both this year and 5 years ago were recorded. Can weinfer that mortgage payments, on average, have risen over the past5 years?
State the appropriate hypotheses and decision rule, (use a .05significance level)
This Year | 5 years ago |
613.21 | 783.31 |
551.66 | 498.33 |
633.4 | 560.8 |
703.02 | 745.84 |
1158.98 | 1135.76 |
1203.77 | 1342.59 |
958.4 | 1003.81 |
872.57 | 874.24 |
1086.69 | 886.97 |
692.15 | 760.52 |
785.58 | 819.59 |
1196.76 | 1127.73 |
705.87 | 614.28 |
380.99 | 318.21 |
964.1 | 769.98 |
1025.34 | 1030.62 |
726.33 | 593.46 |
700.16 | 731.64 |
847.21 | 885.72 |
767.43 | 813.06 |
858.47 | 732.88 |
966.11 | 922.84 |
501.64 | 428.1 |
921.37 | 801.76 |
747.42 | 558.12 |
993.44 | 1044.33 |
872.8 | 814.49 |
1006.41 | 981.71 |
957.56 | 862.93 |
927.7 | 981.66 |
791.51 | 829.34 |
926.52 | 937.86 |
916.45 | 1022.83 |
790.54 | 749.18 |
1026.06 | 1053.49 |
1071.33 | 1046.71 |
954.09 | 838.61 |
823.69 | 966.36 |
973.28 | 901.78 |
851.19 | 879.88 |
829.46 | 705.31 |
845.07 | 597.36 |
1150.59 | 817.73 |
865.7 | 687.39 |
992.31 | 1136.48 |
1105.74 | 1162.46 |
1098.17 | 1056.31 |
949.96 | 971.49 |
832.38 | 723.45 |
706.99 | 579.4 |
776.6 | 712.53 |
914.53 | 919.6 |
950.93 | 1000.64 |
844.96 | 943.07 |
1272.33 | 1177.34 |
1193.77 | 1260.44 |
1192.95 | 1029.59 |
889.18 | 932.37 |
785.99 | 891.97 |
794.99 | 786.56 |
1420.67 | 1359.69 |
769.54 | 716.6 |
905 | 1051.43 |
937.82 | 771.66 |
837.85 | 691.59 |
830.56 | 862.17 |
1006.75 | 1011.87 |
1014.53 | 970.39 |
859.22 | 740.95 |
844.19 | 837.66 |
653.69 | 713.55 |
1036.43 | 1083.54 |
936.32 | 993.66 |
1067.83 | 934.16 |
785.78 | 734.07 |
1289.97 | 1203.78 |
1019.45 | 1084 |
1154.34 | 1220.97 |
766 | 849.81 |
1064.63 | 1065.69 |
1107.34 | 986.74 |
1135.39 | 1038.17 |
969.32 | 924.85 |
679.52 | 759.79 |
1306.65 | 1319.13 |
882.13 | 703.69 |
1156.16 | 1285.66 |
1058.55 | 1130.93 |
987.55 | 901.81 |
1001.2 | 999.7 |
1015.94 | 1183.06 |
1071.57 | 1192.89 |
873.11 | 831.75 |
643.56 | 577.35 |
1056.94 | 903.02 |
882.3 | 967.83 |
1006.83 | 1101.75 |
835.93 | 857.67 |
1161.75 | 1224.46 |
1031.69 | 1102.14 |
1078.51 | 1210 |
692.49 | 724.34 |
820.46 | 824.06 |
1016.01 | 969.14 |
678.78 | 828.01 |
1082.32 | 1095.75 |
984.96 | 1006.39 |
1267.38 | 1461.02 |
1022.35 | 1012.31 |
753.21 | 724.78 |
915.33 | 959.13 |
1051.46 | 979.36 |
825.76 | 703.88 |
1058.28 | 990.9 |
891.43 | 888.71 |
768.28 | 882.81 |
830.71 | 949.45 |
1019.65 | 1041.31 |
1075.36 | 998.78 |
1043.12 | 929.16 |
1070.83 | 1022.38 |
1027.89 | 1099.14 |
1225.82 | 1170.87 |
889.68 | 903.36 |
735.47 | 826.83 |
727.6 | 588.44 |
423.58 | 447.92 |
1028.21 | 1188.22 |
978.63 | 1132.73 |
1249.64 | 1347.06 |
651.15 | 623.06 |
887.56 | 870.17 |
1265.12 | 1217.68 |
977.6 | 973.38 |
696.85 | 719.89 |
1009.77 | 884.88 |
1148.88 | 1116.76 |
989.87 | 912.95 |
1024.76 | 1140.64 |
825.51 | 933.2 |
1137.11 | 1036.84 |
934.07 | 829.58 |
1005.67 | 732.09 |
1164.36 | 1174.83 |
1160.31 | 1231.23 |
652.57 | 531.79 |
1290.54 | 1257.28 |
1184.99 | 1236.76 |
1132.33 | 1251.48 |
806.46 | 613.17 |
