Consider the following work breakdown structure:
Start Finish Time Estimates (wks)
Activity Node Node to tm tm
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? (Hint: do not have to calculate probabilities of non-critical paths)