Use the t-distribution in Appendix B.5 to determine z-values, using three decimals, for a:a. 95% confidence interval.b. 90% confidence interval.c. 80% confidence interval.

Appendix B.5

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94873 54921 61545 17147 15746 00000 78804 A 46071 44492 51574 35350 46042 22665 77082 24544 27503 24590 48155 70178 10169 81084 69202 80561 08199 98883 84568 04269 10538 17843 10524 68935 09400 49006 74591 06215 62286 06940 65642 11081 df 0.10 12345 n 12 13 15 16 7 18 19 20 123425 df 1 72 73 74 75 75 7 78 79 80 1 300 1.308 08182 90935 70000 00835 19519 04742 57400 81333 26921 1202 67176 -t t Confidence interval 19686 72170 90692 76132 36502 87226 97957 47784 25649 15558 24545 1.292 86226 53752 73444 41465 03701 99 20777 95787 26703 28220 69286 35173 13124 24955 72829 76632 09009 22047 87025 1.415 1.397 1.860 00404 82122 69480 46534 1701 1.692 1:293 1.666 1.665 75997 31684 06635 1.293 1.665 1.293 1.665 1.665 02251 22497 92460 1292 ACCA 01105 53809 28412 BARA 00226 12495 " 10000 03025 04450 22201 11838 40098 43370 37738 06435 1.292 1.664 1:009 1.201 ..com 1.29 1.292 1.661 40359 90648 328790 51935 2859: 21727 89426 95128 39358 76054 95745 36099 40455 47641 2.306 1.833 2.262 2.228 2.201 46984 29190 2960 52368 80% 90% 95% 77103 63003 04029 16500 70057 0.10 0.05 0.025 12.706 4.303 3.182 2.776 2.571 2.447 2 265 2,037 2.035 992 1.991 1.991 1:000 3.143 2.998 Confidence Intervals. 1.990 1.989 -309 1000 2.896 2.021 2.764 2.681 2.650 Confidence Intervals, c 80% 90% 9 95% 98% 98% 99% 99.9% Level of Significance for One-Tailed Test, a 0.05 0.025 Level of Significance for Two-Tailed Test, a 0.20 0.10 0.05 0.02 3.078 6.314 0.01 1.821 63 657 1.886 2.920 6.965 9.925 1.638 2.353 4.541 1.533 2.132 3747 1.476 2.015 N 2.479 10 2457 2 449 2445 441 79866 63952 30000 87203 1685 0900 -t 0 Left-tailed test 40006 3247 30990 5.841 4.604 3.365 4.032 200 42676 42452 93135 N 55704 65689 92124 45045 57979 2.373 10433 97962 28007 24840 52758 F 2872 24362 53626 05711 70013 A 81511 93325 48599 1.29 1.663 2.370 988 1.291 1.663 1.988 2.370 53720 21615 Level of Significance for One-Tailed Test, a Level of Significance for Two-Tailed Test, a 0.10 0.05 0.20 1294 0.02 0.01 2.380 2.647 1.667 1.994 1.293 1.666 1.993 2.379 2.646 2.640 01712 43709 00117 59410 00965 26050 4501 77351 0.01 0.005 0.0005 53893 86022 13140 37706 76262 93315 3.707 3.499 3.355 3.250 3.169 1.995 2.300 2:070 1.993 3.106 3.055 N 2763 2.376 2.64 2.376 2.375 58095 09865 17300 36759 42426 53444 ***** 46034 N 07960 38322 00100 95185 6666 2.638 2.097 222 1162 76539 92634 46991 03985 21564 89845 06779 70722 45685 ♡♡ 15364 83314 93780 09799 63794 51887 86412 09333 80161 80883 02522 80875 92786 111/2 20470 34417 07239 0129 SEE 98% 99% 99.9% 40407 39578 0.01 0.005 0.0005 0.001 636619 31.599 12.924 8.610 6.869 5959 5.408 5.041 4.701 4.587 4437 4.318 4.221 4.015 3.965 3.922 3.850 2277 2.643 3425 3.819 3.725 3.707 3.674 3,646 3.622 3.601 3.591 0.001 22 3.431 3.431 2760 3.423 3.421 m 3.415 82 83319 14491 29170 49197 84822 VOULO 33202 26206 66124 ACACA 72060 77799 05140 27000 35681 33804 21566 51570 28392 72402 71859 90151 69125 00014 18629 79077 53169 16175 57479 12584 83371 36797 77722 44562 21062 28090 22651 34401 *** 70553 For40 10040 01109 77868 1 42 43 4 45 80295 99518 VODEO 85967 9259 56710 45 47 45 45 50 22498 89731 55555 OCICL 50601 52441 55558 54505 0546 2889882839 43690 80006 65796 73558 78187 62632 83736 46516 12609 19207 68766 88159 97054 0 t Right-tailed test 53746 54194 24374 1518 82845 52498 57179 936.34 97728 07088 span ----- 29255 86746 ------ 12189 05024 41 1.303 09627 22242 22970 0.20 0.10 26 1206 688 37 1.305 1.687 38 1.304 1.686 39 1.304 1.685 42 1.302 43 1.302 44 1.301 45 1.301 48 1.29 df 0.10 0.05 0.025 79741 93394 1.682 1.681 1.600 - THCA 01704 アア 1.295 1.669 49186 55400 80% 90% 95% 1:07 1560 1 294 1.668 1.294 1.668 1.294 1.294 56277 19239 95069 G7005 22257 88272 50113 21727 80126 25542 72915 27495 06112 53956 06016 49644 57171 69413 24371 33437 60303 1.303 1.684 2.021 46516 52153 31232 11131 39139 84193 4469. 20200 52560 89754 47535 06228 55809 300 05 405 20600 48130 84349 G 2 N = 3 0.20 0.10 0.05 89 1.291 1.662 1.987 1.987 1.662 74599 34691 3000* 19634 88247 17175 Level of Significance for One-Tailed Test, a 71625 85428 Confidence intervals, c 98% 1.662 1.986 1.662 1.986 1.661 1.986 1.66 1.986 1.985 1.66 18625 1985 30667 90610 22024 Level of Significance for Two-Tailed Test, 1.660 1.658 1.656 1.977 1.654 1.975 1.653 1.973 1.653 1.972 21110 51141 25500 61056 81466 34532 08169 24709 94297 92686 A 86857 97016 74639 -t 0 t Two-tailed test N 68519 23259 70339 19197 61782 12219 90900 22448 67877 0.05 2.028 2.026 2.431 2.024 2.429 2.023 65766 34937 44143 25658 53628 5148 07057 12245 19202 09184 2.712 2.426 2.708 2.423 1.994 2.381 10 8885 2.385 fa 2.382 2.368 2.368 2.367 2.367 N 2.366 2 353 0.01 0.005 0.0005 2.698 2.695 6 0.02 0.01 0.001 2434 2.719 3.582 2.715 3.574 3.566 22 81 75 74 2.651 2.650 2.649 2.648 NNNN 84379 14985 CONT 21898 39967 ***** 08601 55721 99% 99.9% 92405 226 तततत 20850 22921 80631 25228 720.40 84138 75666 89205 57808 11261 22646 06978 12529 84870 == 31702 86290 30782 96196 62727 81877 44032 55920 18172 22571 01549 41210 79548 Confidence intervals, c 80% 90% 95% 98% 99% 99.9% Level of Significance for One-Tailed Test, a df 0.10 0.05 0.025 0.01 0.005 0.0005 Level of Significance for Two-Tailed Test, a 97687 10*** 20000 12000 10510 51695 90689 70603 2631 2.630 2.630 2628 0.02 0.01 0.001 2.369 2632 2.102 2622 2.368 2.632 3.402 2.627 2.627 3.558 3.551 2.350 2.347 2.345 2.601 2.607 2.603 3.532 3.520 4 38 3.515 W mi 3.447 3.444 3.437 3.435 3401 3.399 3.398 3.397 3.396 2295 3.393 3.392 3.390 3.373 3.352 3.340