15. Answer the questions that follow based on the output below (note: times are in weeks). Project Management (Triple Time Estimate) Project Completion Time= StdDev of Completion Time- 24.00 2.21 Late Task Description Opinio Likely Pessimistic 1 2 Pred Pred Pred Pred Pied 3 4 5 Time Early Early Sid dev Start Finish Late Start Finish 1 3 5 3.00 2 5 11 A 5.50 0.67 0.00 3.00 1.50 3.00 8.50 0.00 3.00 Critical Slack Path Task 0.00 YES A 5.50 11.00 2.50 4 7 16 A 8.00 8 10 12 B C 4 5 6 C 10.00 5.00 3 3 D 3.00 2.00 3.00 11.00 0.67 11.00 21.00 0.33 11.00 16.00 0.00 21.00 24.00 3.00 11.00 11.00 21.00 19.00 24.00 8.00 21.00 24.00 0.00 YES 0.00 YES C 0.00 YES D F 27 27 91.24% 8.70% Probability that completion is less than Probability that completion is greater than 15a) What steps comprise the "critical path"? 15b) What is the minimum completion time in weeks? 15c) What is the probability of completing the project in less than 27 weeks? 15d) If TASK C can be completed in half the time for a small fee, would it be worthwhile to pay for it?