Question: Let Y 1 and Y 2 be continuous random variables with joint probability density function f (y 1 , y 2 ) = e y1

Let Y₁ and Y₂ be continuous random variables with joint probability density function f (y₁, y₂) = e^y1 , 0 y₂ y₁ < . Find (a) Cov(Y₁, Y₂) and (b) V (2Y₁ 3Y₂). Ans. (a) 1 (b) 5

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