Xr10-25 The number of cars sold annually by used car salespeople is normally distributed with a standard

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Xr10-25 The number of cars sold annually by used car salespeople is normally distributed with a standard deviation of 15. A random sample of 15 salespeople was taken, and the number of cars each sold is listed here. Find the 95% confidence interval estimate of the population mean. Interpret the interval estimate.

79 43 58 66 101 63 79 33 58 71 60 101 74 55 88

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Statistics For Management And Economics

ISBN: 9781133420774

9th Edition

Authors: Gerald Keller, Kenneth C Louden

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