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When i have stuff like
E(E(X)) or E(E(XY|X)) etc how do i evaluate a double expectation?
and for random vectors stuff like
E(E(X)'Y) or E(X'E(Y)) etc.
E(E(X)) or E(E(XY|X)) etc how do i evaluate a double expectation?
and for random vectors stuff like
E(E(X)'Y) or E(X'E(Y)) etc.