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Random Variablesmedium
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Suppose XXX and YYY are independent random variables such that Var(X)=2Var(X) = 2Var(X)=2 and Var(Y)=5Var(Y) = 5Var(Y)=5. If we define W=3X−Y+4W = 3X - Y + 4W=3X−Y+4, what is Var(W)Var(W)Var(W)?