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Let X and Y be two Independent random variables such that V(X) =1 and V(Y) =2. Then V(3X-2Y+5) is equal: a. 25 b. 20 17 d. 15
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Answer #1

1) X and Y be two be two independent rivs. V/ 3x - 2y +5) V13x-24 +5) 9 (1) + 412) 17 qvar lx) + 4 Vasly) + 5* xo + 3(-2) Cov

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Let X and Y be two Independent random variables such that V(X) =1 and V(Y) =2....
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