A store manager reports a confidence interval of (244.07, 280.97) when estimating the mean price (in dollars)
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A store manager reports a confidence interval of (244.07, 280.97) when estimating the mean price (in dollars) for the population of textbooks.
Use the confidence interval to find the estimated margin of error. Then find the sample mean.
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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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