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Given the following information about staging a community play on Independence day. Construct a PDM / CPM diagram b.

Given the following information about staging a community play on Independence day.
a. Construct a PDM / CPM diagram
b. Determine the earliest completion time for the play and the critical path.
c.Based on the critical path, what completion date ar you 80% confident of achieving? 40% confident?
d. Will a 1-day delay in this project be serious?

Activity Predecessor Time (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

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