Question: The conditional variance of X, given the random variable Y, is defined by Show that Var(XY) =E[[X - E(XY)|Y] Var(X) =E[Var(XY)] + Var(E[X Y])

The conditional variance of X, given the random variable Y, is defined by Show that Var(XY) =E[[X - E(XY)|Y] Var(X) =E[Var(XY)] + Var(E[X Y])

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