| Activity | Initial node | Final node | Optimistic time | Pesimistic time | Most likely | Estimated time |
| A | 1 | 2 | 1 | 3 | 2 | |
| B | 1 | 4 | 4 | 6 | 5 | |
| C | 1 | 3 | 4 | 6 | 5 | |
| D | 2 | 6 | 2 | 4 | 3 | |
| E | 2 | 4 | 1 | 3 | 2 | |
| F | 3 | 4 | 2 | 4 | 3 | |
| G | 3 | 5 | 7 | 15 | 9 | |
| H | 4 | 6 | 4 | 6 | 5 | |
| I | 4 | 7 | 6 | 14 | 10 | |
| J | 4 | 5 | 1 | 3 | 2 | |
| K | 5 | 7 | 2 | 4 | 3 | |
| L | 6 | 7 | 6 | 14 | 10 |
1. Draw the network and identify the critical path and
associated time.
2. What is the expected time for 68%, 95%, and 99% completion
times (1,2,and 3 standard deviation)





