Question: Use the sample data and confidence level given below to complete parts(a) through(d). In a study of cell phone use and brain hemisphericdominance, an Internet

Use the sample data and confidence level given below to complete parts(a) through(d).

In a study of cell phone use and brain hemisphericdominance, an Internet survey wase-mailed to 2373 subjects randomly selected from an online group involved with ears. 911 surveys were returned. Construct a 90% confidence interval for the proportion of returned surveys.

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)statement that correctly interprets the confidence interval.?

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