To complete an assembly line in a factory, the major steps and seven activities involved are shown in table below. These activities have been labeled "A" through "G" in the following table, which also shows their estimated completion times (in weeks) and immediate predecessors. (m is average time, a is best case, b is worst case) ACTIVITY A B C D E F G 1 2 4 8 2 4 m 2 3 5 9 5 5 12 3 4 6 10 8 6 3 IMMEDIATE PREDECESSORS A B C, D B E a) Determine the critical path for the entire assembly factory as well as the expected completion time for the total project [You may use scratch paper to find the path then just type the critical path in the answer box] b) In addition, determine the earliest and latest start and finish times for all activities. c) What is the main difference between the standard CPM and the PERT method?

Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
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To complete an assembly line in a factory, the major steps and seven activities involved are shown in
table below. These activities have been labeled "A" through "G" in the following table, which also shows
their estimated completion times (in weeks) and immediate predecessors. (m is average time, a is best
case, b is worst case)
ACTIVITY
A
B
C
D
E
F
G
a
1
2
4
8
2
4
1
m
2
23
3
5
9
5
5
2
b
3
4
6
10
8
6
3
IMMEDIATE
PREDECESSORS
A
B
C, D
B
E
a) Determine the critical path for the entire assembly factory as well as the expected completion time
[You may use scratch paper to find the path then just type the critical path
for the total project
in the answer box]
b) In addition, determine the earliest and latest start and finish times for all activities.
c) What is the main difference between the standard CPM and the PERT method?
Transcribed Image Text:To complete an assembly line in a factory, the major steps and seven activities involved are shown in table below. These activities have been labeled "A" through "G" in the following table, which also shows their estimated completion times (in weeks) and immediate predecessors. (m is average time, a is best case, b is worst case) ACTIVITY A B C D E F G a 1 2 4 8 2 4 1 m 2 23 3 5 9 5 5 2 b 3 4 6 10 8 6 3 IMMEDIATE PREDECESSORS A B C, D B E a) Determine the critical path for the entire assembly factory as well as the expected completion time [You may use scratch paper to find the path then just type the critical path for the total project in the answer box] b) In addition, determine the earliest and latest start and finish times for all activities. c) What is the main difference between the standard CPM and the PERT method?
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