D Given the probability distributions shown to the right, complete the following parts. Distribution A Xi P(X = x;) Xi Distribution B P(X = x;) 0 0.02 0 0.53 a. Compute the expected value for each distribution. 1 0.10 1 0.20 b. Compute the standard deviation for each distribution. 2 0.15 2 0.15 c. What is the probability that x will be at least 3 in Distribution 3 0.20 3 0.10 A and Distribution B? 4 0.53 4 0.02 d. Compare the results of distributions A and B.