A random variable is normally distributed with a mean of 25 and a standard deviation of 5.

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A random variable is normally distributed with a mean of 25 and a standard deviation of 5. If an observation is randomly selected from the distribution,

a. What value will be exceeded 10% of the time?

b. What value will be exceeded 85% of the time?

c. Determine two values of which the smallest has 25% of the values below it and the largest has 25%

of the values above it.

d. What value will 15% of the observations be below?

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Business Statistics A Decision Making Approach

ISBN: 9780136121015

8th Edition

Authors: David F. Groebner, Patrick W. Shannon, Phillip C. Fry, Kent D. Smith

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Question Posted: Sep 21, 2024 10:03 AM

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A random variable is normally distributed with a mean of 25 and a standard deviation of 5.

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Business Statistics A Decision Making Approach

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