The mean number of travel days per year for salespeople employed by three hardware distributors needs...
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The mean number of travel days per year for salespeople employed by three hardware distributors needs to be estimated with a 0.90 degree of confidence. For a small pilot study, the mean was 150 days and the standard deviation was 13 days. If the population mean is estimated within two days, how many salespeople should be sampled? The mean number of travel days per year for salespeople employed by three hardware distributors needs to be estimated with a 0.90 degree of confidence. For a small pilot study, the mean was 150 days and the standard deviation was 13 days. If the population mean is estimated within two days, how many salespeople should be sampled?
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Related Book For
Statistical Techniques in Business and Economics
ISBN: 978-1259666360
17th edition
Authors: Douglas A. Lind, William G Marchal
Posted Date:
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