Xr10-21 The following data represent a random sample of 9 marks (out of 10) on a statistics

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Xr10-21 The following data represent a random sample of 9 marks (out of 10) on a statistics quiz. The marks are normally distributed with a standard deviation of 2. Estimate the population mean with 90%

confidence.

7 9 7 5 4 8 3 10 9

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Statistics For Management And Economics

ISBN: 9781133420774

9th Edition

Authors: Gerald Keller, Kenneth C Louden

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