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OpenStudy (anonymous):
Two dice are tossed. Let X be the smaller number of points. Let Y be the larger number of points. If both dice show the same numbers, say, z points, then X = Y = z. (a) Find the joint probability mass function of (X,Y). (b) Are X and Y independent? Explain. (c) Find the distribution (probability mass function) of X. (d) If X=2, what is the probability that Y=5?
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