=+19. A continuous variable x is said to have a uniform distribution if the density function is given by f(x) 5 c 1

b 2 a a , x , b 0 otherwise The corresponding density “curve” has constant height over the interval from a to

b. Suppose the time

(min) taken by a clerk to process a certain application form has a uniform distribution with a 5 4 and b 5 6.