For a simple random sample of 15 items from a population that is approximately normally distributed, x-bar

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For a simple random sample of 15 items from a population that is approximately normally distributed, x-bar = 82.0 and s = 20.5. At the 0.05 level of significance, test H0: μ ≥ 90.0 versus H1: μ < 90.0.

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Introduction To Business Statistics

ISBN: 9781111524081

7th Edition

Authors: Ronald M. Weiers

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Question Posted: Sep 08, 2015 07:07 AM

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For a simple random sample of 15 items from a population that is approximately normally distributed, x-bar

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Null and alternative hypotheses H 0 m 900 H 1 m 900 Level of significance a 005 Test r...View the full answer

Introduction To Business Statistics

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