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# Question 3:

Question 3: (2 points)
Start Finish Time Estimates (wks)
Activity Node Node to tm tp
A 1 2 11 20 29
B 2 3 2 5 8
C 2 4 18 30 42
D 3 4 7 10 13
E 1 4 31 40 43

What is the probability that the critical path for this project will be completed within 52 weeks?

0.1554

0.3466

0.6554

0.8277

0.3108

Question 4: (2 points)
Consider the portion of a project depicted by this graph:

What is the earliest finish time for activity 10-11 (far right hand side), if the earliest start time of 8-10 (upper left hand side) is 12, and the earliest start time of 9-10 (lower left hand side) is 13?

23

22

26

25

24

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