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You need to estimate the meannumberof travel days per year for outside salespeople. The mean of a small pilot study was 150 days, with a

You need to estimate the meannumberof travel days per year for outside salespeople. The mean of a small pilot study was 150 days, with a standard deviation of 36 days.

If you must estimate the population mean within 10 days, how many outsidesalespeopleshould you sample? Use the 95% confidence level. (Use z Distribution Table.)(Round up your answer to the next whole number.)

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