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 = 974 and x=526 who said "yes." Use a 90% 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.)Use the sample data and confidence level given below to complete parts (a) through (d). A research institute poll asked respondents if they acted to annoy a bad driver. In the poll, n - 2569, and x = 1040 who said that they honked. 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.)An online site presented this question, "Would the recent norovirus outbreak deter you from taking a cruise?" Among the 34,688 people who responded, 61% answered "yes." Use the sample data to construct a 95% confidence interval estimate for the proportion of the population of all people who would respond "yes" to that question. Does the confidence interval provide a good estimate of the population proportion?