Question: Please solve A and B but do the calculations with pen and paper, not with Excel Question 1 (50 pts) Task Predecessor Optimistic Time Most

Please solve A and B but do the calculations with pen and paper, not with Excel

Question 1 (50 pts) Task Predecessor Optimistic Time Most Likely Time Pessimistic Time Task(s) (day) (day) (day) 4 7 B A 7 23 A 11 17 D B 10 22 28 E 7 23 27 F DE 29 30 10 27 14 22 a) (20pts) Draw PERT diagram. Please draw detail with your calculations. b) (10pts) Find the critical path and explain. c) (10pts) Calculate expected time and standard deviation and variance of each task. (10 pts) d) (2.5 pts) - What is the project completion week. (2.5 pts) - What is the probability of project completion time is 15 weeks. (2.5 pts) - Find the confidence interval for project completion time. (2.5 pts) - The upper limit of the project completion time

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