The following table of probabilistic time estimates (in weeks) and activity predecessors are provided for a project. Table 9.3

-Using Table 9.3, the probability that the project will take longer than 33 weeks to complete is approximately
A) 0.19.
B) 0.32.
C) 0.68.
D) 0.81.

Question

The following table of probabilistic time estimates (in weeks) and activity predecessors are provided for a project. Table 9.3

-Using Table 9.3, the probability that the project will take longer than 33 weeks to complete is approximately
A) 0.19. 
B) 0.32. 
C) 0.68. 
D) 0.81.

Quizplus · Accepted Answer

The probability that the project will take longer than 33 weeks is the complement of the probability that it will take 33 weeks or less. If the probability of completing in 33 weeks or less is 0.81, then the probability of taking longer is 1 - 0.81 = 0.19.

The Following Table of Probabilistic Time Estimates (In Weeks) and Activity