A Project Being Analyzed by PERT Has 38 Activities, 16

Multiple Choice

A project being analyzed by PERT has 38 activities, 16 of which are on the critical path. If the estimated time along the critical path is 90 days with a project variance of 25, what is the probability that the project will be completed in 88 days or less?

A) 0.02275
B) 0.34458
C) 0.65542
D) 0.97725
E) 18