Question: A) Find the critical value z Subscript alpha divided by 2 Z/2 that corresponds to the confidence level of 86% B) A research institute poll

A) Find the critical value z Subscript alpha divided by 2 Z/2 that corresponds to the confidence level of 86%

B) A research institute poll asked respondents if they felt vulnerable to identity theft. In thepoll, n equals 986 n=986 and x equals 547 x=547 who said"yes." Use a 95% confidence level. Identify the value of the margin of error E.

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