S. The 1wait time at a popular fast food restaurant is uniformly distributed between 2 and ll] minutes on average. {a} Find the probability that you wait less than 4 minutes. {b} Find the probability that you wait between 3 and 11} minutes. {1:} What is the expected 1wait time' and the variance of 1wait time? {d} Explain Whyr the answers to {a} and {b} are the same. Hint: draw the pmiiaiiity density fanesn for a Hnifsfm madam variable