A project is represented by the following diagram: The expected duration of this project is:
A) 12.
B) 17.
C) 20.
D) 36.
E)77.

Question

A project is represented by the following diagram:  The expected duration of this project is:
A) 12. 
B) 17. 
C) 20. 
D) 36. 
E)77.

Quizplus · Accepted Answer

The expected duration of the project is the sum of the durations of all the activities on the critical path. By looking at the diagram, we can see that the critical path is A - B - C - E - G - H. The durations of these activities are 4, 5, 2, 6, 2, and 1, respectively. Adding these up, we get 20, which is the expected duration of the project.

A Project Is Represented by the Following Diagram: the Expected