Question 5 Let X and Y be two random variables. The variable X can only take two values a: = 1,2 with probability 0.5 each and E'(Y|X = 1) = 2 and E(Y|X = 2) = 3. Then A) E(Y|X) = 2.5 B) E(Y) = 2.5 C) E(Y) = E(X) D) There is not enough information to compute any of the expected values above