Question: Random variable X has the probability density function f (x) = 2x, 0 < x < 1. Let Y = 1 X . Find E(Y)

Random variable X has the probability density function f (x) = 2x, 0 < x < 1. Let Y = 1 X

. Find E(Y) by

(a) first finding g(y).

(b) not using g(y).

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