Question: 3.56 The joint density function of the random variables X and Y is f(x, y) = 6x, 0 < x < 1, 0 <

3.56 The joint density function of the random variables X and Y is f(x, y) =



6x, 0 < x < 1, 0 < y < 1 − x, 0, elsewhere.

(a) Show that X and Y are not independent.

(b) Find P(X > 0.3 | Y = 0.5).

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