25 May Question 51) Given an activity’s optimistic, most likely, and pessimi
Question
51) Given an activity’s optimistic, most likely, and pessimistic time estimates of 2, 10, and 20 days respectively, compute the PERT variance for this activity.
A) 3
B) 6
C) 9
D) 18
E) None of the above
52) Given an activity’s optimistic, most likely, and pessimistic time estimates of 4, 12, and 18 days respectively, compute the PERT variance for this activity.
A) 2.33
B) 5.44
C) 8.00
D) 64.00
E) None of the above
53) Given an activity’s optimistic, most likely, and pessimistic time estimates of 3, 5, and 15 days, respectively, compute the PERT standard deviation for this activity.
A) 2
B) 4
C) 5
D) 15
E) None of the above
54) Given the following small project, the critical path is ________ days.
| Activity | Immediate
Predecessor |
Time
(days) |
| A | – | 10 |
| B | – | 4 |
| C | A, B | 6 |
A) 10
B) 14
C) 16
D) 20
E) None of the above
55) Given the following small project, the critical path is ________ days.
| Activity | Immediate
Predecessor |
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