The mean of a normal probability distribution is 440; the standard deviation is 8. a. About 68%

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The mean of a normal probability distribution is 440; the standard deviation is 8.

a. About 68% of the observations lie between what two values?

b. About 95% of the observations lie between what two values?

c. Practically all of the observations lie between what two values?

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Statistical Techniques in Business and Economics

ISBN: 978-0078020520

16th edition

Authors: Douglas Lind, William Marchal

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Posted Date: Apr 06, 2021 04:35 PM

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The mean of a normal probability distribution is 440; the standard deviation is 8. a. About 68%

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Statistical Techniques in Business and Economics

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