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[ai-geostats] E[X(X-1)]

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  • Adrian Martínez Vargas
    VAR[X]=E[X^2]-E[X]^2=E[X(X-1)]+E[X]-E[X]^2 I have received a document where they make emphasis in the expression E[X(X-1)] it have some special meaning or
    Message 1 of 1 , Sep 25, 2004
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      VAR[X]=E[X^2]-E[X]^2=E[X(X-1)]+E[X]-E[X]^2
       
      I have received a document where they make emphasis in the expression E[X(X-1)] it have some special meaning or practical usage in demonstrate the solution to the VAR[X] of probabilistic distribution.
       
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