Question: an activity on a PERT network has these time estimates: optimisitic =2 most likely =4 and pessismistic =8. what is its expexted activity time and

an activity on a PERT network has these time estimates: optimisitic =2 most likely =4 and pessismistic =8. what is its expexted activity time and variance

3.67; 1

4,33; 1

3.33; 0.44

4; 0.44

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