Question: Question 20 (1 point) Saved An activity on a PERT network has the following time estimates: optimistic = 6, most likely = 14, and pessimistic

Question 20 (1 point) Saved An activity on a PERT

Question 20 (1 point) Saved An activity on a PERT network has the following time estimates: optimistic = 6, most likely = 14, and pessimistic = 22. Its expected time is (please round off to two decimal digits) Your Answer: Your Answer Question 21 (1 point) An activity on a PERT network has the following time estimates: optimistic = 9, most likely = 17, and pessimistic = 25. Its variance is (please round off to two decimal digits) Your Answer: Your Answer Question 22 (1 point) An activity on a PERT network has the following time estimates: optimistic = 8, most likely = 11, and pessimistic = 27. Its standard deviation is (please round off to two decimal digits) Your Answer: Your Answer Question 23 (1 point) A local project being analyzed by PERT has 14 activities, 8 of which are on the critical path. If the estimated time along the critical path is 105 days with a project variance of 25, what is the probability that the project will be completed in 100 days or less? (please answer to four decimal places) Your Answer: Your

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