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In a​ poll, 51​% of the people polled answered yes to the question​ "Are you in favor of the death penalty for a person convicted of​ murder?" The margin of error in the poll was 3%, and the estimate was made with 94​% confidence. At least how many people were​ surveyed?

In a​ poll, 51​% of the people polled answered yes to the question​ "Are you in favor of the death penalty for a person convicted of​ murder?" The margin of error in the poll was 3%, and the estimate was made with 94​% confidence. At least how many people were​ surveyed?

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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In a​ poll, 51​% of the people polled answered yes to the question​ "Are you in favor of the death penalty for a person convicted of​ murder?" The margin of error in the poll was 3%, and the estimate was made with 94​% confidence. At least how many people were​ surveyed?

7/28/22, 1:22 PM Area Z -3.4 -3.3 -3.2 -3.1 -3.0 -29 -2.8 -2.7 -2.6 -2.5 -2.4 -2.3 -2.2 -2.0 -1.9 -1.8 -1.7 -1.6 -1.5 -1.4 -1.3 -1.2 -1.1 -1.0 -0.9 -0.8 -0.7 -0.6 -0.5 -0.4 -0.3 -0.2 -0.1 -0.0 z 0.00 0.01 0.02 0.0003 0.0003 0.0003 0.0003 0.0005 0.0005 0.0005 0.0004 0.0008 0.0013 0.0007 0.0007 0.0006 0.0006 0.0010 0.0009 0.0009 0.0009 0.0013 0.0013 0.0012 0.0012 0.0019 0.0018 0.0018 0.0017 0.0016 0.0026 0.0025 0.0024 0.0023 0.0023 0.0032 0.0035 0.0034 0.0033 0.0031 0.0047 0.0045 0.0044 0.0043 0.0041 0.0062 0.0060 0.0059 0.0057 0.0055 0.0082 0.0080 0.0107 0.0104 0.0139 0.0136 0.0179 0.0228 0.0287 0.0359 0.0446 0.0548 0.0668 0.0078 0.0102 0.0132 0.0174 0.0170 0.0222 0.0217 0.3446 0.3409 0.3821 0.3783 0.4207 0.4168 0.4602 0.4562 0.5000 0.4960 0.00 0.01 Standard Normal Distribution 0.03 0.04 0.05 0.0003 0.0004 0.0006 Standard Normal Distribution Table (page 1) 0.0166 0.0162 0.0212 0.0207 0.0003 0.0004 0.0006 0.0008 0.0011 0.0075 0.0073 0.0071 0.0099 0.0096 0.0094 0.0129 0.0125 0.0122 0.0158 0.0202 0.06 0.07 0.0003 0.0003 0.0004 0.0004 0.0006 0.0005 0.0008 0.0008 0.0011 0.0011 0.0016 0.0015 0.0015 0.0022 0.0021 0.0021 0.0030 0.0029 0.0028 0.0040 0.0039 0.0054 0.0052 0.0262 0.0256 0.0329 0.0322 0.0808 0.0793 0.0968 0.0281 0.0274 0.0268 0.0351 0.0344 0.0336 0.0436 0.0427 0.0418 0.0409 0.0401 0.0537 0.0526 0.0516 0.0505 0.0495 0.0655 0.0643 0.0630 0.0618 0.0606 0.0778 0.0764 0.0749 0.0735 0.0951 0.0934 0.0918 0.0901 0.0885 0.0869 0.1151 0.1131 0.1112 0.1093 0.1075 0.1357 0.1335 0.1314 0.1292 0.1587 0.1562 0.1539 0.1515 0.1492 0.1841 0.1814 0.1788 0.1762 0.1736 0.2119 0.2090 0.2061 0.2033 0.2005 0.2420 0.2389 0.2358 0.2327 0.2296 0.2743 0.2709 0.2676 0.2643 0.1056 0.1038 0.1271 0.1251 0.1469 0.1446 0.3085 0.3050 0.2611 0.2946 0.3015 0.2981 0.0069 0.0091 0.0119 0.0116 0.0154 0.0150 0.0197 0.0192 0.0250 0.0244 0.0314 0.0307 0.0392 0.0384 0.0485 0.0475 0.0594 0.0582 0.0038 0.0037 0.0051 0.0049 0.1711 0.1685 0.1977 0.1949 0.2266 0.2236 0.2578 0.2546 0.2912 0.2877 0.08 0.0003 0.0004 0.0005 0.0007 0.0010 0.0014 0.0020 0.0027 0.3228 0.3192 0.3372 0.3336 0.3300 0.3264 0.3745 0.3707 0.3669 0.3632 0.3594 0.3557 0.4013 0.3974 0.4129 0.4090 0.4052 0.4522 0.4483 0.4443 0.4404 0.4364 0.4920 0.4880 0.4840 0.4801 0.4761 0.02 0.03 0.04 0.05 0.06 0.0068 0.0066 0.0064 0.0089 0.0087 0.0113 0.0146 0.0188 0.0721 0.0708 0.0694 0.0853 0.0838 0.1020 0.1003 0.1230 0.1210 0.1423 0.4325 0.4721 0.07 0.0465 0.0571 0.1660 0.1635 0.1922 0.1894 0.2206 0.2177 0.2514 0.2483 0.2843 0.2810 0.1190 0.1401 0.3156 0.3520 0.3936 0.3897 0.09 0.0002 0.0003 0.0005 0.0007 0.0010 0.0239 0.0233 0.0301 0.0294 0.0375 0.0014 0.0019 0.0026 0.4286 0.4681 0.08 0.0036 0.0048 0.0084 0.0110 0.0143 0.0183 0.0367 0.0455 0.0559 0.0681 0.0823 0.0985 0.1170 0.1379 0.1611 0.1867 0.2148 0.2451 0.2776 0.3121 0.3483 0.3859 0.4247 0.4641 0.09
Transcribed Image Text:7/28/22, 1:22 PM Area Z -3.4 -3.3 -3.2 -3.1 -3.0 -29 -2.8 -2.7 -2.6 -2.5 -2.4 -2.3 -2.2 -2.0 -1.9 -1.8 -1.7 -1.6 -1.5 -1.4 -1.3 -1.2 -1.1 -1.0 -0.9 -0.8 -0.7 -0.6 -0.5 -0.4 -0.3 -0.2 -0.1 -0.0 z 0.00 0.01 0.02 0.0003 0.0003 0.0003 0.0003 0.0005 0.0005 0.0005 0.0004 0.0008 0.0013 0.0007 0.0007 0.0006 0.0006 0.0010 0.0009 0.0009 0.0009 0.0013 0.0013 0.0012 0.0012 0.0019 0.0018 0.0018 0.0017 0.0016 0.0026 0.0025 0.0024 0.0023 0.0023 0.0032 0.0035 0.0034 0.0033 0.0031 0.0047 0.0045 0.0044 0.0043 0.0041 0.0062 0.0060 0.0059 0.0057 0.0055 0.0082 0.0080 0.0107 0.0104 0.0139 0.0136 0.0179 0.0228 0.0287 0.0359 0.0446 0.0548 0.0668 0.0078 0.0102 0.0132 0.0174 0.0170 0.0222 0.0217 0.3446 0.3409 0.3821 0.3783 0.4207 0.4168 0.4602 0.4562 0.5000 0.4960 0.00 0.01 Standard Normal Distribution 0.03 0.04 0.05 0.0003 0.0004 0.0006 Standard Normal Distribution Table (page 1) 0.0166 0.0162 0.0212 0.0207 0.0003 0.0004 0.0006 0.0008 0.0011 0.0075 0.0073 0.0071 0.0099 0.0096 0.0094 0.0129 0.0125 0.0122 0.0158 0.0202 0.06 0.07 0.0003 0.0003 0.0004 0.0004 0.0006 0.0005 0.0008 0.0008 0.0011 0.0011 0.0016 0.0015 0.0015 0.0022 0.0021 0.0021 0.0030 0.0029 0.0028 0.0040 0.0039 0.0054 0.0052 0.0262 0.0256 0.0329 0.0322 0.0808 0.0793 0.0968 0.0281 0.0274 0.0268 0.0351 0.0344 0.0336 0.0436 0.0427 0.0418 0.0409 0.0401 0.0537 0.0526 0.0516 0.0505 0.0495 0.0655 0.0643 0.0630 0.0618 0.0606 0.0778 0.0764 0.0749 0.0735 0.0951 0.0934 0.0918 0.0901 0.0885 0.0869 0.1151 0.1131 0.1112 0.1093 0.1075 0.1357 0.1335 0.1314 0.1292 0.1587 0.1562 0.1539 0.1515 0.1492 0.1841 0.1814 0.1788 0.1762 0.1736 0.2119 0.2090 0.2061 0.2033 0.2005 0.2420 0.2389 0.2358 0.2327 0.2296 0.2743 0.2709 0.2676 0.2643 0.1056 0.1038 0.1271 0.1251 0.1469 0.1446 0.3085 0.3050 0.2611 0.2946 0.3015 0.2981 0.0069 0.0091 0.0119 0.0116 0.0154 0.0150 0.0197 0.0192 0.0250 0.0244 0.0314 0.0307 0.0392 0.0384 0.0485 0.0475 0.0594 0.0582 0.0038 0.0037 0.0051 0.0049 0.1711 0.1685 0.1977 0.1949 0.2266 0.2236 0.2578 0.2546 0.2912 0.2877 0.08 0.0003 0.0004 0.0005 0.0007 0.0010 0.0014 0.0020 0.0027 0.3228 0.3192 0.3372 0.3336 0.3300 0.3264 0.3745 0.3707 0.3669 0.3632 0.3594 0.3557 0.4013 0.3974 0.4129 0.4090 0.4052 0.4522 0.4483 0.4443 0.4404 0.4364 0.4920 0.4880 0.4840 0.4801 0.4761 0.02 0.03 0.04 0.05 0.06 0.0068 0.0066 0.0064 0.0089 0.0087 0.0113 0.0146 0.0188 0.0721 0.0708 0.0694 0.0853 0.0838 0.1020 0.1003 0.1230 0.1210 0.1423 0.4325 0.4721 0.07 0.0465 0.0571 0.1660 0.1635 0.1922 0.1894 0.2206 0.2177 0.2514 0.2483 0.2843 0.2810 0.1190 0.1401 0.3156 0.3520 0.3936 0.3897 0.09 0.0002 0.0003 0.0005 0.0007 0.0010 0.0239 0.0233 0.0301 0.0294 0.0375 0.0014 0.0019 0.0026 0.4286 0.4681 0.08 0.0036 0.0048 0.0084 0.0110 0.0143 0.0183 0.0367 0.0455 0.0559 0.0681 0.0823 0.0985 0.1170 0.1379 0.1611 0.1867 0.2148 0.2451 0.2776 0.3121 0.3483 0.3859 0.4247 0.4641 0.09
7/28/22, 1:20 PM z SEE 888 323 99939 87833 98538 82223. 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2.0 2.1 2.2 2.3 2.4 2.5 Area 2.6 2.7 2.8 2.9 0.00 0.5000 0.5398 0.5793 0.6179 0.6554 www 0.6915 0.7257 0.7580 0.7881 0.8159 0.8413 0.8643 0.8849 0.9032 0.9192 www 0.9332 0.9452 0.9554 0.9641 0.9713 0.9772 0.9821 0.9861 0.9893 0.9918 0.9938 0.9953 0.9965 0.9974 0.9981 0.9987 0.9990 0.9993 0.9995 0.9997 0.00 Z 0.01 0.02 0.5040 0.5080 0.5120 0.5160 0.5438 0.5478 0.5517 0.5557 0.5832 0.5871 0.5910 0.5948 0.6331 0.6700 0.6217 0.6591 0.6950 0.7291 0.7611 0.7910 0.8186 0.8438 0.8665 0.8869 0.9049 0.9207 0.9345 0.9463 0.9564 0.9649 0.9719 0.9896 0.9920 0.9940 0.9955 0.9966 0.9975 0.9982 0.9987 0.9991 0.9993 0.9995 0.9997 0.01 0.6255 0.6628 www 0.6985 0.7019 0.7324 0.7357 0.7642 0.7673 0.9778 0.9783 0.9826 0.9830 0.9864 0.9868 0.9898 0.9922 0.9222 www 0.7939 0.7967 0.7995 0.8212 0.8238 0.8264 Standard Normal Distribution 0.03 0.04 0.05 0.8461 0.8485 0.8508 0.8686 0.8708 0.8729 0.8888 0.8907 0.8925 0.9066 0.9082 0.9236 0.9656 0.9726 0.6293 0.6664 0.9357 0.9370 0.9474 0.9484 0.9573 0.9582 0.9941 0.9956 0.9967 0.9976 0.9982 0.9987 0.9991 0.9994 0.9995 0.9997 0.02 0.9664 0.9732 0.9901 0.9925 0.9788 0.9793 0.9834 0.9871 0.9943 0.9957 0.9968 0.9977 0.9983 0.9988 0.9991 0.9994 0.9996 0.9997 0.03 0.7054 0.7389 0.7704 0.7734 0.9838 0.9875 Standard Normal Distribution Table (page 2) 0.9904 0.9927 0.06 0.5239 0.5199 0.5596 0.5636 0.5987 0.6026 0.8531 0.8749 0.8944 0.9099 0.9115 0.9251 0.9265 www. wwwww 0.9382 0.9495 0.9591 0.9671 0.9678 0.9738 0.9744 0.9988 0.9992 0.9994 0.6368 0.6736 0.9996 0.9997 0.04 0.7088 0.7422 0.8023 0.8289 0.9394 0.9505 0.9599 0.9906 0.9929 0.9945 0.9946 0.9959 0.9960 0.9969 0.9970 0.9977 0.9984 0.6406 0.6772 0.9989 0.9992 0.7123 0.7454 0.7764 0.9994 0.9996 0.9997 0.05 0.8051 0.8315 0.8554 0.8770 0.8962 0.9798 0.9803 0.9842 0.9878 0.9131 0.9279 0.9406 0.9515 0.9608 0.9686 0.9750 0.9948 0.9961 0.9971 0.9978 0.9979 0.9984 0.9985 0.9846 0.9881 0.9909 0.9931 0.9989 0.9992 0.9994 0.9996 0.9997 0.06 0.07 0.08 0.5279 0.5319 0.5675 0.5714 0.6064 0.6103 0.6443 0.6480 0.6808 0.6844 0.7157 0.7190 0.7486 0.7517 0.7794 0.7823 0.8078 0.8340 0.8577 0.8790 0.8980 0.9147 0.9292 www 0.9418 0.9525 0.9616 0.9693 0.9756 0.9808 0.9850 0.9884 0.8106 0.8365 0.8599 0.8810 0.8997 0.9162 0.9306 0.9996 0.9997 0.07 0.9429 0.9535 0.9625 0.9699 0.9761 0.9812 0.9854 0.9887 0.9911 0.9913 0.9932 0.9934 0.9949 0.9962 0.9972 0.9973 0.9979 0.9980 0.9985 0.9986 0.9951 0.9963 0.9989 0.9990 0.9992 0.9993 0.9995 0.9995 0.9996 0.9997 0.08 0.09 0.5359 0.5753 0.6141 0.6517 0.6879 0.7224 0.7549 0.7852 0.8133 0.8389 0.8621 0.8830 0.90 15 0.9177 0.9319 0.9441 0.9545 0.9633 0.9706 0.9767 0.9817 0.9857 0.9890 0.9916 0.9936 0.9952 0.9964 0.9974 0.9981 0.9986 0.9990 0.9993 0.9995 0.9997 0.9998 0.09
Transcribed Image Text:7/28/22, 1:20 PM z SEE 888 323 99939 87833 98538 82223. 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1 1.2 1.3 1.4 1.5 1.6 1.7 1.8 1.9 2.0 2.1 2.2 2.3 2.4 2.5 Area 2.6 2.7 2.8 2.9 0.00 0.5000 0.5398 0.5793 0.6179 0.6554 www 0.6915 0.7257 0.7580 0.7881 0.8159 0.8413 0.8643 0.8849 0.9032 0.9192 www 0.9332 0.9452 0.9554 0.9641 0.9713 0.9772 0.9821 0.9861 0.9893 0.9918 0.9938 0.9953 0.9965 0.9974 0.9981 0.9987 0.9990 0.9993 0.9995 0.9997 0.00 Z 0.01 0.02 0.5040 0.5080 0.5120 0.5160 0.5438 0.5478 0.5517 0.5557 0.5832 0.5871 0.5910 0.5948 0.6331 0.6700 0.6217 0.6591 0.6950 0.7291 0.7611 0.7910 0.8186 0.8438 0.8665 0.8869 0.9049 0.9207 0.9345 0.9463 0.9564 0.9649 0.9719 0.9896 0.9920 0.9940 0.9955 0.9966 0.9975 0.9982 0.9987 0.9991 0.9993 0.9995 0.9997 0.01 0.6255 0.6628 www 0.6985 0.7019 0.7324 0.7357 0.7642 0.7673 0.9778 0.9783 0.9826 0.9830 0.9864 0.9868 0.9898 0.9922 0.9222 www 0.7939 0.7967 0.7995 0.8212 0.8238 0.8264 Standard Normal Distribution 0.03 0.04 0.05 0.8461 0.8485 0.8508 0.8686 0.8708 0.8729 0.8888 0.8907 0.8925 0.9066 0.9082 0.9236 0.9656 0.9726 0.6293 0.6664 0.9357 0.9370 0.9474 0.9484 0.9573 0.9582 0.9941 0.9956 0.9967 0.9976 0.9982 0.9987 0.9991 0.9994 0.9995 0.9997 0.02 0.9664 0.9732 0.9901 0.9925 0.9788 0.9793 0.9834 0.9871 0.9943 0.9957 0.9968 0.9977 0.9983 0.9988 0.9991 0.9994 0.9996 0.9997 0.03 0.7054 0.7389 0.7704 0.7734 0.9838 0.9875 Standard Normal Distribution Table (page 2) 0.9904 0.9927 0.06 0.5239 0.5199 0.5596 0.5636 0.5987 0.6026 0.8531 0.8749 0.8944 0.9099 0.9115 0.9251 0.9265 www. wwwww 0.9382 0.9495 0.9591 0.9671 0.9678 0.9738 0.9744 0.9988 0.9992 0.9994 0.6368 0.6736 0.9996 0.9997 0.04 0.7088 0.7422 0.8023 0.8289 0.9394 0.9505 0.9599 0.9906 0.9929 0.9945 0.9946 0.9959 0.9960 0.9969 0.9970 0.9977 0.9984 0.6406 0.6772 0.9989 0.9992 0.7123 0.7454 0.7764 0.9994 0.9996 0.9997 0.05 0.8051 0.8315 0.8554 0.8770 0.8962 0.9798 0.9803 0.9842 0.9878 0.9131 0.9279 0.9406 0.9515 0.9608 0.9686 0.9750 0.9948 0.9961 0.9971 0.9978 0.9979 0.9984 0.9985 0.9846 0.9881 0.9909 0.9931 0.9989 0.9992 0.9994 0.9996 0.9997 0.06 0.07 0.08 0.5279 0.5319 0.5675 0.5714 0.6064 0.6103 0.6443 0.6480 0.6808 0.6844 0.7157 0.7190 0.7486 0.7517 0.7794 0.7823 0.8078 0.8340 0.8577 0.8790 0.8980 0.9147 0.9292 www 0.9418 0.9525 0.9616 0.9693 0.9756 0.9808 0.9850 0.9884 0.8106 0.8365 0.8599 0.8810 0.8997 0.9162 0.9306 0.9996 0.9997 0.07 0.9429 0.9535 0.9625 0.9699 0.9761 0.9812 0.9854 0.9887 0.9911 0.9913 0.9932 0.9934 0.9949 0.9962 0.9972 0.9973 0.9979 0.9980 0.9985 0.9986 0.9951 0.9963 0.9989 0.9990 0.9992 0.9993 0.9995 0.9995 0.9996 0.9997 0.08 0.09 0.5359 0.5753 0.6141 0.6517 0.6879 0.7224 0.7549 0.7852 0.8133 0.8389 0.8621 0.8830 0.90 15 0.9177 0.9319 0.9441 0.9545 0.9633 0.9706 0.9767 0.9817 0.9857 0.9890 0.9916 0.9936 0.9952 0.9964 0.9974 0.9981 0.9986 0.9990 0.9993 0.9995 0.9997 0.9998 0.09
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