Use the fact that (n 1)S 2 2 is a chi square random variable with n 1 df to prove that Var(S 2 ) 2 4 n 1 ...

Use the fact that (n 1)S 2 / 2 is a chi square random variable with

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Use the fact that (n − 1)S²/σ² is a chi square random variable with n −1 df to prove that

Var(S²)= 2σ⁴/n −1

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Introduction To Mathematical Statistics And Its Applications

ISBN: 9780321693945

5th Edition

Authors: Richard J. Larsen, Morris L. Marx

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Question Posted: Dec 20, 2015 03:39 AM

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