Determine the minimum sample size required to be 99% confident that the sample mean driving distance to
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Determine the minimum sample size required to be 99% confident that the sample mean driving distance to work is within 2 miles of the population mean driving distance to work. Use the population standard deviation from Exercise 2.
Data from Exercise 2;
The driving distances (in miles) to work of 30 people are shown in the table at the left. Assume the population standard deviation is 8 miles.
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Related Book For
Elementary Statistics Picturing The World
ISBN: 9780134683416
7th Edition
Authors: Ron Larson, Betsy Farber
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