If the mean of a population is 190 and its standard deviation is 15, approximately what proportion

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If the mean of a population is 190 and its standard deviation is 15, approximately what proportion of observations is in the interval between each pair values?
a. 145 and 235
b. 160 and 220

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Statistics For Business And Economics

ISBN: 9781292315034

9th Global Edition

Authors: Paul Newbold, William Carlson, Betty Thorne

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Question Posted: Nov 08, 2022 01:47 AM

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If the mean of a population is 190 and its standard deviation is 15, approximately what proportion

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Statistics For Business And Economics

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