Question: Activity Immediate Predecessors B PROJECT 4 (a) 3 5 5 D (b) 8 10 8 4 17 12 1 6 8 6 2 11 9

Activity Immediate Predecessors B PROJECT 4 (a) 3 5 5 D (b) 8 10 8 4 17 12 1 6 8 6 2 11 9 8 4 A B,C D D D F G E, FH 7 E F G H 1 7 6 3 3 7 7 5 (a) Draw the activity network diagram for this problem (either AON or AOA) 15 marks) (b) Determine the Expected Time and Variance for each activity [3 marks) (c) Show the activity schedule (ES, EF, LS, and LF) as well as slack (in table). [4 marks] (d) Determine and state the critical path for this project. This must be based on your work in (e) and not by inspection. [2 marks] (e) What are the expected time and the variance of the project? [2 marks] (1) What is the probability the project will be completed in less than 32 weeks? [2 marks] (g) What time should be set such that there is a 95% chance of completion? [2 marks]

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