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 heft. In the poll, n= 977 and x...

Extracted text: 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 heft. In the poll, n= 977 and x 573 who said "yes." Use a 95% 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.) Enter your answer in the answer box and then click Check Answer. Help Me Solve This View an Example Get More Help - W Cip


Extracted text: tion oll as 3.0 9987 9987 9987 9988 view 9988 .9989 3.1 .9990 .9989 .9989 .9990 9991 9991 9991 .9990 3.0 9992 9992 .9992 3.2 .9993 .9993 .9992 .9993 .9993 9994 9994 3.1 .9994 9994 .9994 .9995 estin 3.3 .9995 .9995 9995 .9995 9995 9996 3.2 9996 .9996 9996 .9996 .9996 .9997 3.3 3.4 9997 .9997 9997 9997 9997 .9997 9997 9997 .9997 .9998 3.4 3.50. and up 9999 nal p 3.50. and up .00 01 02 03 .04 05 06 07 .08 .09 Standard Normal (z) Distribution: Cumulative Area from the LEFT Common Critical Values NOTE: For values of zabove 3.49, use 0.9999 for the area. *Use these common values that result from interpolation: Confidence Critical Level Value z Score Area 0.90 1.645 1.645 0.9500 0.95 1.96 2.575 0.9950 0.99 2.575 Print Done the This hp