Question: Question 5. [5 Points) The estimated times and immediate predecessors for the activities in a project at George Kyparis's retinal scanning company are given in

Question 5. [5 Points) The estimated times and

Question 5. [5 Points) The estimated times and immediate predecessors for the activities in a project at George Kyparis's retinal scanning company are given in the following table. Assume that the activity times are independent. TIME (WEEKS) ACTIVITY IMMEDIATE PREDECESSOR 11 a) What is the expected completion time of the critical path? What is the expected completion time of the other path in the network? b) What is the variance of the critical path? What is the variance of the other path in the network? What is the project duration (in weeks)? c) Explain why the probability that the critical path will be finished in 22 weeks or less is not necessarily the probability that the project will be finished in 22 weeks or less

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