u the percentage of students who ate taking exactly one of theses three courses. Random vector (X, Y) has the joint probability density function. (a) Find F(0.5, .75) = P(X <0.5,Y <0.75). %3D S 12(y – x)², 0, 0 < x < y < 1; - f (x, y) = { %3D elsewhere. (b) Find P(X > 1/4|Y = 3/4)
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