x = Number of Bars of Signal Strength 1 2 W 4 0.15 0.1 0.05 W 0.02 0.1 0.05 (nearest second) y = Response Time Strength 2 0.02 0.03 0.2 1 0.01 0.02 0.25 1. a. Find the conditional probability of P(Y = 1|X = 3) b. Find the conditional probability of P(X = 1|Y = 3) c. Find E[Y X = 3] d. Find Var [Y|X = 3]