Question: 1 pts An activity on a PERT network has these time estimates: optimistic = 1 , most likely = 4 , and pessimistic = 7

1 pts
An activity on a PERT network has these time estimates: optimistic =1, most likely =4, and pessimistic =7. Its expected time and variance (if it is a critical activity)
3.67; 1
none of these
4;1
4:6
3.67;6
1 pts An activity on a PERT network has these time

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