Time estimates of an activity in a PERT network are: Optimistic time \[{{t}_{0}}\] = 9 days pessimistic time \[{{t}_{p}}\] = 21 days and most likely time tg = days. The time approximates probability of completion of this activity in 13 days is:

Time estimates of an activity in a PERT network are: Optimistic time \

1.	Time estimates of an activity in a PERT network are: Optimistic time \[{{t}_{0}}\] = 9 days pessimistic time \[{{t}_{p}}\] = 21 days and most likely time tg = days. The time approximates probability of completion of this activity in 13 days is:
A.	16%
B.	0.34
C.	50%
D.	0.84
Answer» B. 0.34

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Time estimates of an activity in a PERT network are: Optimistic time \[{{t}_{0}}\] = 9 days pessimistic time \[{{t}_{p}}\] = 21 days and most likely time tg = days. The time approximates probability of completion of this activity in 13 days is:

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