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Question 12 2 pts True or false (and explain + write a simple proof): Cov(X, Y) = E(XY) - E(X)E(Y) only if X and Y

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Question 12 2 pts True or false (and explain + write a simple proof): Cov(X, Y) = E(XY) - E(X)E(Y) only if X and Y are independent. Please include proof in the same upload as where you show work. (correct answers but incorrect proofs will get 1 point) O True O False

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