estion 2: The (2X1) random vectors X, and X, have the joint mean vector and joint covariance matrix: 6 -2| 3 -2 7 |-1 ;N=---|--- if A = 2. 3 %3D -1---- 3. 3 -1 18 2. find 1) E(AX) and 2) Cov (AX). 2.

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