describe the probability for Uniform distribution
describe 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 and find the probability that a hurried customer can reach the first floor in less than 5 minutes after pushing the second-floor elevator button.
(1) 1/4
(2) 5/16
(3) 3/8
(4) 1/2
(5) none of the above.