The operations manager of a plant making cellular telephones has proposed rearranging the production process to be
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The operations manager of a plant making cellular telephones has proposed rearranging the production process to be more efficient. She wants to estimate the time to assemble the telephone using the new arrangement. She believes that the population standard deviation is 15 seconds. How large a sample of workers should she take to estimate the mean assembly time to within 2 seconds with 95% confidence?
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Related Book For
Statistics For Management And Economics Abbreviated
ISBN: 9781285869643
10th Edition
Authors: Gerald Keller
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