A Pew Research Center survey of 4,787 adults found that 4,178 had bought something online. Of these

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A Pew Research Center survey of 4,787 adults found that 4,178 had bought something online. Of these online shoppers, 789 are weekly online shoppers.

a. Construct a 95% confidence interval estimate of the population proportion of adults who had bought something online.

b. Construct a 95% confidence interval estimate of the population proportion of online shoppers who are weekly online shoppers.

c. How would the director of e-commerce sales for a company use the results of (a) and (b)?

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Basic Business Statistics Concepts And Applications

ISBN: 9780134684840

14th Edition

Authors: Mark L. Berenson, David M. Levine, Kathryn A. Szabat, David F. Stephan

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Question Posted: Jun 17, 2019 08:42 AM

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A Pew Research Center survey of 4,787 adults found that 4,178 had bought something online. Of these

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a Excel Output b Excel Output c Because almost 90 of ...View the full answer

Basic Business Statistics Concepts And Applications

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