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Question: Parts (b)-(d) will be posted in the comments Use the sample data and confidence level given below to complete parts (a) through (d). A

Question: Parts (b)-(d) will be posted in the comments

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Use the sample data and confidence level given below to complete parts (a) through (d). A research institute poll asked respondents if they felt vulnerable to identity theft. In the poll, n = 1000 and x = 575 who said "yes." Use a 99% confidence level. Click the icon to view a table of z scores. a) Find the best point estimate of the population proportion p. (Round to three decimal places as needed.)POSITIVE z Scores Standard Normal (z) Distribution: Cumulative Area from the LEFT 03 05 06 07 08 09 5040 .5080 .5120 .5160 5199 5239 5279 5319 5359 0.0 0.0 .5000 0.1 .5478 .5517 .5557 .5675 5714 5753 0.1 .5398 .5596 0.2 5793 .5948 6026 0.3 6179 6217 .6255 .6293 .6331 . 6368 6406 .6443 6480 6517 0.3 .6736 .6879 7054 7123 7190 0.5 0.5 6915 6960 6985 7019 .7549 0.6 0.6 7257 7291 7324 .7357 .7389 .7422 7454 .7486 .7517 0.7 .7580 .7611 .7642 .7673 7704 .7734 .7794 .7823 0.7 .7939 .7967 7995 8023 .8061 .8078 .8106 .8133 0.8 0.8 .7881 7910 .8159 8186 8238 8264 .8315 .8340 8365 8389 0.9 8577 8599 8621 1.0 1.0 8413 8438 8461 8485 .8508 .8531 8564 1.1 .8980 .8997 .9015 1.2 1.2 8849 8869 8888 .8907 .8925 .8944 8962 1.3 1.3 9032 9049 .9306 .9319 1.4 1.4 9192 .9207 9222 .9236 .9251 .9265 .9279 .9292 1.5 1.6 .9452 9463 .9474 .9484 .9495 .9505 .9515 .9535 9545 1.6 .9591 .9649 9678 9699 .9706 1.8 1.8 .9641 .9713 9719 9726 9732 9744 9750 9756 9761 .9767 1.9 1.9 9788 .9793 .9803 9808 9812 .9817 2.0 2.0 9772 .9783 2.1 .9821 9830 ,9834 .9838 9842 9846 .9850 .9854 9857 2.1 2.2 2.2 .9861 2.3 .9893 9898 .9901 .9904 .9906 .9909 .9913 .9916 2.3 9934 9936 2.4 9918 .9925 2.5 .9938 9940 .9941 .9943 .9945 9946 9948 3949 .9951 .9952 2.5 .9963 9955 .9956 .9957 .9960 9961 9963 2.6 2.6 9967 .9968 .9969 .9970 9972 9973 .9974 .9965 9966 9976 .9978 9979 9980 2.8 2.8 9974 .9977 .9977 9979 . 9981 9975 2.9 .9981 .9984 .9987 .9987 .9988 .9988 .9989 9990 9990 3.0 3.0 .9987 .9991 .9993 3.1 .9994 .9994 .9994 .9994 9994 .9995 9995 9995 3.2 3.2 .9993 9993 9997 9997 .9997 .9997 .9997 .9997 .9997 .9997 9998 9997 3.50. and up 9999 03 .05 .06 .07 .08 .09 Standard Normal (z) Distribution: Cumulative Area from the LEFT

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