Prove that if E[Y|X = x] = E[Y] for all x, then and are uncorrelated; give a
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Prove that if E[Y|X = x] = E[Y] for all x, then and are uncorrelated; give a counterexample to show that the converse is not true.
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Proof Let X and Y be two random variables such that EYX x EY for all x We will prove that X and Y ar...View the full answer
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