Let X denote the mean of a random sample of size 128 from a gamma distribution with

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Let ‾X denote the mean of a random sample of size 128 from a gamma distribution with α = 2 and β = 4. Approximate P(7 < ‾X < 9).

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Introduction To Mathematical Statistics

ISBN: 9780321794710

7th Edition

Authors: Robert V., Joseph W. McKean, Allen T. Craig

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