Suppose that X, F, and Z are jointly.dntributed randum.vatiables, that is, they are defined on the...

 

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Suppose that X, F, and Z are jointly.dntributed randum.vatiables, that is, they are defined on the same sample space. Suppose that we also have the following ELX) =4 E(Y) -2 E(Z) =-9 Var (X)-26 'ar (Y)-45 Var(Z)- 39 Compute the values of the expressions below. 2(-4 - 21) - 0 Tar(-ar) --0 Suppose that X, F, and Z are jointly.dntributed randum.vatiables, that is, they are defined on the same sample space. Suppose that we also have the following ELX) =4 E(Y) -2 E(Z) =-9 Var (X)-26 'ar (Y)-45 Var(Z)- 39 Compute the values of the expressions below. 2(-4 - 21) - 0 Tar(-ar) --0