Find the probability for Uniform distribution.
A manager of a large department store with three floors reports that the time a customer on the second floor must wait for an elevator has a uniform distribution ranging from 0 to 16 minutes. It takes the elevator 1 minute to go from floor to floor, find out the probability that a hurried customer can reach the first floor in less than 5 minutes after pushing second-floor elevator button.
(a) 1/4
(b) 5/16
(c) 3/8
(d) 1/2
(e) None of the above.