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Hi please see attached and answer. lestion 2 - 4 60% of total examination marks [Answer any TWO of the following 3] UESTION 2 Given

Hi please see attached and answer.

lestion 2 - 4 60% of total examination marks [Answer any TWO of the following 3] UESTION 2 Given E(X) = 8, E(Y) = 11, E(XY) = 50, Var(X) = 7, Var(Y) =12, and X and Y are independent events, compute: i. E(4X + 7Y) [3 marks ] ii. Cov(5X,6Y) [3 marks] iii. Cov( X+2Y, 3X+5Y) [4 marks]

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