Question: Let X and Y be random variables with E[X] = 1, E[Y ] = 2, E[X^(2) ] = 10, E[Y^(2) ] = 8, E[XY ]

Let X and Y be random variables with E[X] = 1, E[Y ] = 2, E[X^(2) ] = 10, E[Y^(2) ] = 8, E[XY ] = 2. (a) Compute Var(Y ). (b) Compute Corr(X, Y ). (c) Compute Cov(X 1, 2Y ).

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