6.49 A random sample of size n = 11 is obtained from a normally distributed population with...

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6.49 A random sample of size n = 11 is obtained from a normally distributed population with a population mean of m = 27 and a variance of s2 = 16.

a. What is the probability that the sample mean is greater than 30?

b. What is the value of the sample variance such that 1%

of the sample variances would be less than this value?

c. What is the value of the sample variance such that 1% of the sample variances would be greater than this value?

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Essential Mathematics And Statistics For Science

ISBN: 9780470694480

2nd Edition

Authors: Graham Currell, Dr. Antony Dowman

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Question Posted: Sep 21, 2024 02:02 PM

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6.49 A random sample of size n = 11 is obtained from a normally distributed population with...

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Essential Mathematics And Statistics For Science

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