In a study of cell phone use and brain hemispheric dominance, an
internet survey was emailed...
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In a study of cell phone use and brain hemispheric dominance, aninternet survey was emailed to 2601 subjects randomly selected froman online group involved with ears. 975 surveys were returned.Construct a 90% confidence interval for the proportion of returnedsurveys. a) What is the best point estimate of the population P c)Construct the confidence level b) Identify the value of the marginof error E. c) Construct the confidence level.
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SolutionGivenn 2601x 975thusConstruct a 90 confidence interval for the proportion ofreturned surveysPart a What is the best point estimate of the
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