Question: Consider the following work breakdown structure: Time Estimates (days) Activity Precedes Optimistic Most Likely Pessimistic Start A,B,C - - - A D 37 49 61

Consider the following work breakdown structure:

Time Estimates (days)
Activity Precedes Optimistic Most Likely Pessimistic
Start A,B,C - - -
A D 37 49 61
B E 80 95 98
C End 91 100 115
D F 23 25 51
E End 42 48 66
F End 62 65 80

What is the estimated expected (mean) time for project completion? Show your work!

A

143 days
B

382 days
C

150 days
D

145 days
E

389 day

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