Question: 2. Consider discrete random variables X and Y that take on values 1, 0 and 1, and have the following joint pmf. 9 10(35: y)

2. Consider discrete random variables X and Y that take on values 1, 0 and 1, and have the following joint pmf. 9 10(35: y) l 1 0 1 (a) Show that X and Y are dependent. 1 0 1/4 0 a: 0 1/4 0 1/4 (b) Show that X and Y are uncorrelated. 1 0 1/4 0 Remark: Thus uncorrelated variables can be dependent

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