May get steps for these both questions please?

122. Let X be a random variable distributed uniformly over the interval [-1, 1]. (a) Compute Var(X1). (b) Compute E(e *). Answer: (a) (4/15)2 (b) Solution: solutionTBD 123. Let X be a random variable with a continuous uniform distribution on the interval (0, 10). What is P (X 4 19 5 7)? Answer: 7/10 Solution: solutionTBD Normal 124. Suppose X has a normal distribution such that P(X 5 0) - 1 and P(X 1) -. What is the mean and variance of X? Answer, Solution: solutionTBD Type here to search O Eli