A sample of 81 adults attending a country fair determined that the mean age was 40. Given

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A sample of 81 adults attending a country fair determined that the mean age was 40. Given that the population standard deviation is known to be 5, determine the 95% confidence interval for the population mean age.

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Basic Statistics For Business & Economics

ISBN: 9781259268939

6th Canadian Edition

Authors: Douglas A. Lind, William G Marchal, Samuel A. Wathen, Carol Ann Waite

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Question Posted: Dec 09, 2019 08:35 AM

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A sample of 81 adults attending a country fair determined that the mean age was 40. Given

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Basic Statistics For Business & Economics

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