What is the estimated expected (mean) time for activity E A 91 days B 99 days C 100 days D 101 days E 115 days What is the estimated variance in the time for activity E A 2 days B 3 days C 4 days D 16 days E 24 days What is the estimated expected (mean) time for path B E A 100 days B 140 days C 199 days D 200 days E 440 days What is the estimated standard deviation of the expected time for path B E A 4 58 days B 5 days C 21 days D 25 days E 71 days What is the probability that this project will be completed within 205 days A 0 6826 B 0 8413 C 0 9544 D 0 9772 E 0 9987 Use the following to answer the next five questions Time estimates Activity Optimistic Most Likely Pessimistic Expected Time Activity Time Variance 02 a m b T act A D 38 19 50 25 F B E 62 90 91 65 99 62 31 68 108 115 115 100 85 100 A D F End Start B E

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Question: What is the estimated expected (mean) time for activity E? A. 91 days B. 99 days C. 100 days D. 101 days E. 115 days

What is the estimated expected (mean) time for

What is the estimated expected (mean) time for activity E?

A. 91 days

B. 99 days

C. 100 days

D. 101 days

E. 115 days

What is the estimated variance in the time for activity E?

A. 2 days

B. 3 days

C. 4 days

D. 16 days

E. 24 days

What is the estimated expected (mean) time for path B-E?

A. 100 days

B. 140 days

C. 199 days

D. 200 days

E. 440 days

What is the estimated standard deviation of the expected time for path B-E?

A. 4.58 days

B. 5 days

C. 21 days

D. 25 days

E. 71 days

What is the probability that this project will be completed within 205 days?

A. 0.6826

B. 0.8413

C. 0.9544

D. 0.9772

E. 0.9987

Use the following to answer the next five questions: Time estimates Activity Optimistic Most Likely Pessimistic Expected Time Activity Time Variance 02 a m b T. act A D 38 19 50 25 F B E 62 90 91 65 99 62 31 68 108 115 115 100 85 100 A D F End Start B E

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