The sample variance is used in the formula for standard error when the population variance is not

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The sample variance is used in the formula for standard error when the population variance is not known. Why is it appropriate to substitute the sample variance for the population variance?

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Statistics For Business And Economics

ISBN: 9780132745659

8th Edition

Authors: Paul Newbold, William Carlson, Betty Thorne

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Question Posted: Aug 18, 2017 02:05 PM

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The sample variance is used in the formula for standard error when the population variance is not

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Statistics For Business And Economics

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