A research institute poll asked respondents if they felt vulnerable to identity theft. In the​ poll, n=906 and x=567 who said​ "yes." Use a 95% confidence level. ​a) Find the best point estimate of...


A research institute poll asked respondents if they felt vulnerable to identity theft. In the​ poll, n=906 and x=567 who said​ "yes." Use a 95% confidence level.


​a) Find the best point estimate of the population proportion p.


​b) Identify the value of the margin of error E.


c) Construct the confidence interval.


​d) Write a statement that correctly interprets the confidence interval. Choose the correct answer below.







A.


One has
95​%

confidence that the sample proportion is equal to the population proportion.






B.



95​%

of sample proportions will fall between the lower bound and the upper bound.






C.


There is a
95​%

chance that the true value of the population proportion will fall between the lower bound and the upper bound.






D.


One has
95​%

confidence that the interval from the lower bound to the upper bound actually does contain the true value of the population proportion.






Jun 06, 2022
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