6.47 Consider a normally distributed population with a population mean of m = 55 and a variance...
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6.47 Consider a normally distributed population with a population mean of m = 55 and a variance of s2 = 20.
a. What is the probability that the sample variance is greater than 40 when n = 16?
b. What is the probability that the sample variance is greater than 65 when n = 10?
c. What is the probability that the sample variance is greater than 32 when n = 20?
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Related Book For
Essential Mathematics And Statistics For Science
ISBN: 9780470694480
2nd Edition
Authors: Graham Currell, Dr. Antony Dowman
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