Continuation of Exercise 7-15. Suppose that both populations have the same variance; that is σ2/1 = σ2/2

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Continuation of Exercise 7-15. Suppose that both populations have the same variance; that is σ2/1 = σ2/2 = σ. Show that is an unbiased estimator of σ2.


(n-1)si + (n- 1)s

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Mathematical Statistics With Applications In R

ISBN: 9780124171138

2nd Edition

Authors: Chris P. Tsokos, K.M. Ramachandran

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