12,13

Using the joint probability table below, determine P(X = 0 | Y = 5). -1 0 3 0.15 0.15 0 5 0.05 0.05 0.05 7 0.3 0.15 0.1 a) O0.333 b) 0 0.143 c) 0 0.05 d) 0 0.014 e) O 0.033 f) O None of the above. Question 13 Using the joint probability table below, determine E(XY). 0 3 0 0.3 0.05 5 0.15 0.05 0.15 7 0.05 0.1 0.15 a) 0 5.05 b) 0 4.90 c) 0 1.0