Question: An activity on a PERT network has these time estimates: optimistic =3, most likely =5, and pessimistic =12. What are its expected activity time and

An activity on a PERT network has these time estimates: optimistic

An activity on a PERT network has these time estimates: optimistic =3, most likely =5, and pessimistic =12. What are its expected activity time and variance? 5.00,9.00 550136 5.83,2.25 6.67:2.25 none of these Moving to another question will save this response

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