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A random sample of size n = 16 is obtained from a normally distributed population with a population mean of

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A random sample of size n = 16 is obtained from a normally distributed population with a population mean of μ = 100 and a variance of σ2 = 25.
a. What is the probability that x-bar > 101?
b. What is the probability that the sample variance is greater than 45?
c. What is the probability that the sample variance is greater than 60?

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a Find the probability that the sample mean is …View the full answer


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Statistics For Business And Economics

Statistics For Business And Economics

ISBN: 9780132745659

8th Edition

Authors: Paul Newbold, William Carlson, Betty Thorne

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Question Posted: July 07, 2015 03:24:00
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