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Suppose that X and Y are random variables. Var(X) = 4 and Var(Y) = 9, Corr(X,Y) = 0.5. Compute variance of 2X-2Y. Fill in the

Suppose that X and Y are random variables. Var(X) = 4 and Var(Y) = 9, Corr(X,Y) = 0.5. Compute variance of 2X-2Y. Fill in the correct answer in the blank box and if a decimal point appears, round it to Two decimal places

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