Assume the optimistic time estimate for a project is 16days, the pessimistic estimate is 34 days and the most likely estimate is 24 days. Using PERT, what is the range of this estimate and the type of distribution?

A) Ranges between 22 and 28 days with a bell distribution

B)Ranges between 22 and 28 days with a normal distribution

C)Ranges between 22 and 28 days with a uniform  distribution

D)Ranges between 22 and 28 days with a beta distribution

Answer is given as B