The most pessimistic time for a task is 28 days.The most optimistic time for the same task is one fourth of the pessimistic time.Calculate the variance for the duration of the activity.
A)8.75
B)12.25
C)14.85
D)10.50

Question

Quizplus · Accepted Answer

The variance is calculated using the formula: Variance = [(Pessimistic time - Optimistic time) / 6]^2. Here, the optimistic time is 28/4 = 7 days. So, Variance = [(28 - 7) / 6]^2 = (21/6)^2 = 12.25.

The Most Pessimistic Time for a Task Is 28 Days