If the independent variables X 1 and X 2 have means 1 , 2 and

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If the independent variables X1 and X2 have means μ1, μ2 and variances σ21, σ22, respectively, show that the mean and variance of the product Y = X1X2 are μ1μ2 and σ21σ22 + μ21σ22 + μ22σ21, respectively.

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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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