Normal Crash Duration Normal Duration Crash Activity (hours) Cost ($) (hours) Cost (S) Immediate Predecessors AB 2 10 2 0 None 3 15 2 23 A с 5 25 4 30 B E MO D 36 3 20 1 24 с 6 30 4 45 C F HGT 1 5 1 0 C,E о 7 35 6 50 F Н 10 50 7 62 D,G

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter13: Regression And Forecasting Models
Section13.4: Multiple Regression Models
Problem 12P
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The client of a project has requested the project team to crash 8 hours of time. The table below 
provides the necessary information about the possible project crashing. 
(a) What is the crash cost for 8 hours of time-savings?
(b) Assume the team calls the client and asks for a project extension, reducing the amount of time they 
need to crash. The project team has a $20 crash budget. Is the budget sufficient to crash 4 hours of 
time?

 

 

Normal
Crash
Duration
Normal
Duration
Crash
Activity
(hours)
Cost ($)
(hours)
Cost (S)
Immediate
Predecessors
AB
2
10
2
0
None
3
15
2
23
A
с
5
25
4
30
B
E
MO
D
36
3
20
1
24
с
6
30
4
45
C
F
HGT
1
5
1
0
C,E
о
7
35
6
50
F
Н
10
50
7
62
D,G
Transcribed Image Text:Normal Crash Duration Normal Duration Crash Activity (hours) Cost ($) (hours) Cost (S) Immediate Predecessors AB 2 10 2 0 None 3 15 2 23 A с 5 25 4 30 B E MO D 36 3 20 1 24 с 6 30 4 45 C F HGT 1 5 1 0 C,E о 7 35 6 50 F Н 10 50 7 62 D,G
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