4. [2.22/6.66 Points] DETAILS PREVIOUS ANSWERS WANEFMAC7 9.1.019. The random variable X has the probability distribution table shown below. X 6 8 10 12 14 P(X = X) 0.2 0.2 0.2 (a) Assuming P(X = 10) = P(X = 12), find each of the missing values. a = 0.2 (b) Calculate P(X 2 10) and P(6