For the network shown below and the given time estimates, what is the estimated expected (mean) time for project completion? A Start End B Time estimates Expected Variance Activity Optimistie Most Likely Pessimistic Time (ET) (o) b. a 31 40 49 A 44 50 56 60 72 48 31 34 D 22

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For the network shown below and the given time estimates, what is the estimated expected (mean) time for project
completion?
A
Start
End
Time estimates
Expected
Variance
Activity Optimistic Most Likely Pessimistic Time (ET) (o)
b.
a
m
31
40
49
A
50
56
B
44
60
72
C
48
34
22
31
D
O 120 days
O 22 davs
72 days
Transcribed Image Text:For the network shown below and the given time estimates, what is the estimated expected (mean) time for project completion? A Start End Time estimates Expected Variance Activity Optimistic Most Likely Pessimistic Time (ET) (o) b. a m 31 40 49 A 50 56 B 44 60 72 C 48 34 22 31 D O 120 days O 22 davs 72 days
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