Question 1142564: b) R&D department is planning to bid on a large project for the development of a new communication system for commercial planes. The accompanying table shows the activities, times and sequences required.
Activity Preceding Activity Time in Days
Optimistic Most likely Pessimistic
Time Time Time
A
B
C
D
E
F
G
H
I
J
K -
-
-
A
B
C
D,E
B
H,F
G,I
J 6 6 24
6 12 18
12 12 30
6 6 6
12 30 48
12 30 42
18 30 54
17 29 47
14 28 48
14 28 48
6 6 24
Required:-
a) Draw a network to represent the above data
b) Determine the critical path of the project and the expected project length
c) Calculate the variance and standard deviation of the project
d) Compute the probability of completing the project within a period of 120 days
e) Suppose you want to shorten the completion time as much as possible and have the option of shortening any or all of B, C, D and G each by two days. Which would you shorten? What would be the new critical path?
Answer by greenestamps(13200)   (Show Source):
You can put this solution on YOUR website!
It is doubtful that any of the volunteers on this forum will be inclined to spend a lot of time trying to figure out what the given data is.
Re-post your question displaying the data in an easily usable way.
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