Use the sample data and confidence level given below to completeparts​ (a) through​ (d). A research institute poll askedrespondents if they felt vulnerable to identity theft. In the​poll, n equals 965 and x equals 578 who said​ \"yes.\" Use a 90 %confidence level. Find the best point estimate of the populationproportion p. Identify the value of the margin of error E.Construct the confidence interval. Write a statement that correctlyinterprets the confidence interval. Choose the correct answerbelow.