Assuming a beta distribution is being used,if the most optimistic time for an activity decreases by 12 days,what will happen to the expected time for that activity?
A) It will increase by 2 days.
B) It will decrease by 2 days.
C) It will decrease by 12 days.
D) It will remain the same.

Question

Quizplus · Accepted Answer

In a beta distribution, the expected time is calculated using the formula (Optimistic + 4*Most Likely + Pessimistic) / 6. If the optimistic time decreases by 12 days, the expected time will decrease, but not by the full 12 days. The decrease will be distributed over the formula, resulting in a decrease of 2 days.

Assuming a Beta Distribution Is Being Used,if the Most Optimistic