Question: Let X be a continuous random variable on 3 x 4, with the density function f (x) = 2(x - 3). (a) Calculate

Let X be a continuous random variable on 3 ≤ x ≤ 4, with the density function f (x) = 2(x - 3).

(a) Calculate Pr (3.2 ≤ X) and Pr (3 ≤ X).

(b) Find E(X) and Var(X).

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