If a population data set is normally distributed, what is the proportion of measurements you would expect

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If a population data set is normally distributed, what is the proportion of measurements you would expect to fall within the following intervals?
a. μ ± σ
b. μ ± 2σ
c. μ ± 3σ
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Statistics For Business And Economics

ISBN: 9780321826237

12th Edition

Authors: James T. McClave, P. George Benson, Terry T Sincich

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