1) Given the following activities required for staging a Christmas play on Christmas Day
a. Construct an AON diagram
b. Determine the earliest completion time for the play and the critical path
c. Based on the critical path, what completion date are you 80% confident of achieving? What date are you 40% confident of achieving?
d. Based on your answers to c), what is the status of the play and what should you do, if anything?
Activity
Predecessor Time in days
a m b
1 ----- 2 4 6
2 ----- 5 5 5
3 2 3 5 7
4 1 7 10 13
5 1 11 12 13
6 2, 4 5 6 7
7 3 9 10 11
8 3, 6 5 7 9
9 4 7 9 11
10 5 3 3 3
11 7 15 17 19
12 8 6 8 10
13 9, 10 7 8 15
14 7 12 14 16
15 12, 13 16 17 18