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PMP · Question 18 · Task 6: Plan and manage schedule
In a project using the Three-Point Estimating technique (Beta/PERT distribution), a task has an Optimistic estimate of 2 days, a Most Likely estimate of 5 days, and a Pessimistic estimate of 14 days. What is the Expected Duration? (Enter the number only).
In a project using the Three-Point Estimating technique (Beta/PERT distribution), a task has an Optimistic estimate of 2 days, a Most Likely estimate of 5 days, and a Pessimistic estimate of 14 days. What is the Expected Duration? (Enter the number only).
How to approach this question
Use the formula (O + 4M + P) / 6.
Full Answer
6
PERT Formula: (O + 4M + P) / 6<br/>(2 + 20 + 14) / 6 = 36 / 6 = 6 days.
Common mistakes
Using the Triangular distribution formula (O+M+P)/3 which would give 7.
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