For a small project with five jobs, the following data is given
|
Job
|
Immediate predecessors
|
Duration (days)
|
|
Mean
|
Std. deviation
|
|
A
B
C
D
E
|
-
-
A
A
B,C
|
10
5
16
12
15
|
2
1
2
2
1
|
(i) Draw the project network in activity on arc mode
(ii) Under PERT assumptions, determine the distribution of project duration.