For an activity the pessimistic, most likely and optimistic time are 10 days, 6 days and 2 days respectively. The expected duration of activity based on Beta distribution will be:

For an activity the pessimistic, most likely and optimistic time are 1

1.	For an activity the pessimistic, most likely and optimistic time are 10 days, 6 days and 2 days respectively. The expected duration of activity based on Beta distribution will be:
A.	6 days
B.	3 days
C.	2 days
D.	9 days
Answer» B. 3 days