1) What is the expected time for activity c?
A. 5.167
B. 3
C. 4.28
D. 6
2) What is the variance for activity A?
A. 3.33
B. 2.77
C. 5.31
D. .674
3) Assume there is one critical path of (A, B, C, E) what is the project variance?
A. 5.583
B. 6.313
C. 7.421
D. 8.667
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