Question: Suppose that X, Y, and Z are jointly distributed random variables, that is, they are defined on the same sample space. Suppose that we

Suppose that X, Y, and Z are jointly distributed random variables, that

Suppose that X, Y, and Z are jointly distributed random variables, that is, they are defined on the same sample space. Suppose that we also have the following. E(X) = 0 E(Y) =-5 Var (X) = 13 Var (Y) = 1 Var(Z) = 40 E(Z) =-1 %3D %D Compute the values of the expressions below. E (2 z) = [| %3D ") - 0 -2Y 3Z %3D Var (1 - x) = ] %3D E(-22") - O

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