41. An American Express retail survey found that 16% of U.S. consumers used the Internet to buy...

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41. An American Express retail survey found that 16% of U.S. consumers used the Internet to buy gifts during the holiday season (USA Today, January 18, 2000). If 1285 customers participated in the survey, what is the margin of error and what is the interval estimate of the population proportion of customers using the Internet to buy gifts? Use 95% confidence.

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Essentials Of Modern Business Statistics

ISBN: 9780324312843

3rd Edition

Authors: David R. Anderson, Dennis J. Sweeney, Thomas A. Williams

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