Fill in the blank with an appropriate word, phrase, or symbol(s). According to the empirical rule, in

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Fill in the blank with an appropriate word, phrase, or symbol(s).

According to the empirical rule, in a normal distribution,

a) approximately ________ of the data lie within plus or minus 1 standard deviation of the mean.

b) approximately ________ of the data lie within plus or minus 2 standard deviations of the mean, and

c) approximately ________ of the data lie within plus or minus 3 standard deviations of the mean.

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A Survey Of Mathematics With Applications

ISBN: 9780135740460

11th Edition

Authors: Allen R. Angel, Christine D. Abbott, Dennis Runde

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