a. b. Draw Network Diagram and calculate the earliest expected time to complete project Activity (weeks) ABCDEFG Activity Time 342543N 2 Immediate Predecessor(s) none ABBCDL Completion time for the project is Critical path: с E, F

Activity B с D E F 1 2 2 3 0 3 m 2 5 6 0 7 2 5 1. The network 2. The CP and expected completion time 3. All expected activity times, variances and slacks 4. The probability the project will be done in 23 days 5. The completion time corresponding to 95% probability 6. Gantt Chart Predecessors A A C.B C.B D.E

Q2: For the activities shown below, use Activity on Arrow diagram (A.O.A) to find: 1. Total Duration of the project 2. Critical paths 3. Create a table for the following information (E.S, E.F, L.F, L.S and T.F) Activity A B C D Duration 5 7 4 8 days Followed by DE D 4F G H 1 E F 4 8 J J G 7 J K K H 9 1 J K L M N R 12 9 K M L 6 5 LN 3 15 R 7 R 8 1