Question: An activity on a PERT network has these time estimates: optimistic - 2, most likely - unknown, and pessimistic unknown. If variance - 4 and

An activity on a PERT network has these time estimates: optimistic - 2, most likely - unknown, and pessimistic unknown. If variance - 4 and expected time - 8, what are the most likely and pessimistic estimates? 6,9 8, 12 8,14 5, 14 5. 12 & $ 4. % 5 2 3 E W R T Teb

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