Assignment:
The activity table below corresponds to a project with critical path 2 → 3 → 9 → 10 → 13. Find the mean length and variance of each task on the critical path.
|
|
Times (weeks)
|
|
|
Activity
|
a
|
m
|
b
|
|
1
|
4
|
8
|
12
|
|
2
|
3
|
4
|
6
|
|
3
|
9
|
14
|
18
|
|
4
|
3
|
5
|
10
|
|
5
|
2
|
3
|
4
|
|
6
|
1
|
3
|
4
|
|
7
|
18
|
22
|
26
|
|
8
|
3
|
7
|
9
|
|
9
|
2
|
5
|
10
|
|
10
|
4
|
6
|
12
|
|
11
|
3
|
5
|
8
|
|
12
|
7
|
13
|
15
|
|
13
|
4
|
8
|
12
|
|
14
|
5
|
7
|
11
|
Provide complete and step by step solution for the question and show calculations and use formulas.