Question: 2. [10% ] The project network shown below, B start finish C E D has a set of activities with the following time estimates: Time

2. [10% ] The project network shown below, B

2. [10% ] The project network shown below, B start finish C E D has a set of activities with the following time estimates: Time (weeks) Activity a b 1 4 7 B 2 2 2 2 5 D 3 6 9 E 5 5 5 F 2 8 14 14 (a) Calculate the expected times and variance for each activity. (b) Obtain the critical path. (c) Calculate the expected project completion time and its standard devia- tion. (d) Initial assessments have given the project 26 weeks to be completed. What is the probability this project time will be met? (e) The company managing this project for a client wants to ensure that it sets a reasonable schedule for completing it on time. It wants to quote a project completion length that ensures a 95% chance of being successful. What project length should the company quote for its clients

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