. In a simple PERT Project network, three tasks A, B and C must be completed. A

Question

. In a simple PERT Project network, three tasks A, B and C must be completed. A must be finished before B and B must be finished before C. A’s three task time estimates = (2, 5, 8); B’s three task time estimates = (7, 10, 13); C’s three task time estimates = (4, 7, 10). Which of the following statements is true?

A. The project completion time is on average 22.

B. The project completion time is normally distributed with a mean of 17 and a standard deviation of SQRT(2).

C. The project completion time is distributed according to a Weibull distribution.

D. The project completion time is 45.

Explanation / Answer

A->B->C

In simple term above sequence shows the network diagram.

Project completition time is 5+10+7= 22

and the project completion time is normally distributed.

Hence option A IS CORRECCT

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