A government agency reports a confidence interval of (26.2, 30.1) when estimating the mean commute time (in

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A government agency reports a confidence interval of (26.2, 30.1) when estimating the mean commute time (in minutes) for the population of workers in a city.

Use the confidence interval to find the estimated margin of error. Then find the sample mean.

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Elementary Statistics Picturing The World

ISBN: 9780321911216

6th Edition

Authors: Ron Larson, Betsy Farber

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Question Posted: Nov 24, 2015 07:47 AM

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A government agency reports a confidence interval of (26.2, 30.1) when estimating the mean commute time (in

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Elementary Statistics Picturing The World

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