Homework: Week 3 Homework (7.1-7.3) Question 3, 7.1.13 HW Score: 11%, 11 of 100 points Part 1 of 4 O Points: 0 of 6 Save 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 = 1013 and x = 558 who said "yes." Use a 90% confidence level, BEEClick 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.) Standard normal (z) distribution - X Cumulative Area from the LEFT Z .00 01 02 03 04 .05 .07 108 0.0 5000 5040 5080 5120 5160 5199 5239 5279 5319 0.1 5398 .5438 .5478 5517 5557 5596 5636 5675 5714 0.2 5793 5832 5871 5910 5948 5987 6026 .6064 6103 0.3 6179 6217 6255 6293 6331 .6368 6406 .6443 6480 0.4 6554 6591 6628 6664 6700 6736 6772 6808 6844 0.5 6915 6950 6985 7019 7054 .7088 .7123 7157 7190 0.6 7257 7291 7324 7357 7389 7422 7454 7486 7517 07 7580 7611 .7642 7673 7704 ,7734 .7764 7794 .7823 0.8 7881 7910 7939 7967 7995 8023 8051 8078 8106 09 8159 .8186 8212 8238 8264 .8289 8315 8340 8365 1.0 8413 .8438 8461 8485 8508 8531 8554 8577 8599 1.1 .8643 -8665 8686 8708 .8729 8749 .8770 8790 8810 1.2 8849 8869 8888 8907 8925 8944 8962 8980 8997