A random sample of 36 drivers used on average 749 gallons of gasoline per year. If the
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A random sample of 36 drivers used on average 749 gallons of gasoline per year. If the standard deviation of the population is 32 gallons, find the 95% confidence interval of the mean for all drivers. If a driver said that he used 803 gallons per year, would you believe that?
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Related Book For
Elementary Statistics A Step By Step Approach
ISBN: 9781259755330
10th Edition
Authors: Allan G. Bluman
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