題組內容
Problem 7. Consider two random variables X and Y, each taking val-
ues in (1,2,3). Let their joint PMF be such that for any 1 S x, y < 3,
0,
Then,
Problem 7. Consider two random variables X and Y, each taking val-
ues in (1,2,3). Let their joint PMF be such that for any 1 S x, y < 3,
0,
Then,