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: 9780133021844

9th Edition

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

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