Question: 2. Let the joint probability mass function of random variables X and Y be given by p(x, y) = 1 7 x2

2. Let the joint probability mass function of random variables X and Y be given by p(x, y) =    1 7 x2 y if (x, y) = (1, 1), (1, 2), (2, 1) 0 elsewhere. Are X and Y independent? Why or why not?

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