Question: Duration (days) Activity Predecessor Optimistic Most Likely Pessimistic A * 3 5 13 B * 4 7 10 C A 5 7 15 D B
| Duration (days) | ||||
| Activity | Predecessor | Optimistic | Most Likely | Pessimistic |
| A | * | 3 | 5 | 13 |
| B | * | 4 | 7 | 10 |
| C | A | 5 | 7 | 15 |
| D | B | 8 | 9 | 22 |
What is the estimated slack time for activity A?
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4
6
1
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