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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Related Book For
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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