Please solve the following problems
- Based on the following AOA diagram, please answer the following question:
(1) Determine the critical path and the expected project duration
(2) Determine the following quantities for each activity: the earliest start time, the latest start time, the earliest finish time and the latest finish time and the slack time.
| 1 |
| 43 |
| 8 |
| 2 |
| 3 |
| H (10) |
| 6 |
| 53 |
| 7 |
| A (4) |
| B (10) |
| C (7) |
| G (3) |
| E (12) |
| D (11) |
| F (5) |
| I (6) |
- Here is an Activity on Arrow (AOA) network diagram for a project. The lettered A through F represents an activity, as shown in the accompanying precedence diagram.
The probabilistic time for each activity is as follows
| Activity | Time | Activity | Time |
| A | 4-5-6 | D | 4-5-6 |
| B | 2-5-6 | E | 2-5-6 |
| C | 3-4-5 | F | 3-4-6 |
What is the expected time and standard deviation of each path?
Please type your answer and the steps of computation in a Word file. (Please DO NOT just write the answer. Otherwise you will not have full credit. Show the steps that you solve the problems. Partial credit will be given based on your computation steps. Please do not submit PDF files. Please do not insert scanned picture.)
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