1. If the joint probability is given by: r+y 30 f(r, y) for r = 0,...

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1. If the joint probability is given by: r+y 30 f(r, y) for r = 0, 1,2, 3; y = 0, 1,2, Find: (a) P(X < 2, Y = 1); (b) P(X > 2, Y< 1); (c) P(X>Y ); (d) P(X + Y = 4). 1. If the joint probability is given by: r+y 30 f(r, y) for r = 0, 1,2, 3; y = 0, 1,2, Find: (a) P(X < 2, Y = 1); (b) P(X > 2, Y< 1); (c) P(X>Y ); (d) P(X + Y = 4).