Practical Management Science
Practical Management Science
6th Edition
ISBN: 9781337406659
Author: WINSTON, Wayne L.
Publisher: Cengage,
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Ross Hopkins, president of Hopkins Hospitality, has developed the tasks, durations, and predecessor relationships in the following table for building new
motels.
Activity
A
B
C
D
E
F
a
Time (weeks)
m
6
8
2
8
8
14
4
6
1
3
6 9
a) The expected (estimated) time for activity C is
b
226
12
24
Immediate
Predecessor(s)
16
9
4
20
Activity a
G
2
H
1
I
5
J
6
K
3
Time (weeks)
m
A
A
A
B
C, E
weeks. (Round your response to two decimal places.)
3
1
5
8
3
b
5
1
5
12
4
Immediate
Predecessor(s)
C, E
F
F
D, G, H
I, J
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Transcribed Image Text:Ross Hopkins, president of Hopkins Hospitality, has developed the tasks, durations, and predecessor relationships in the following table for building new motels. Activity A B C D E F a Time (weeks) m 6 8 2 8 8 14 4 6 1 3 6 9 a) The expected (estimated) time for activity C is b 226 12 24 Immediate Predecessor(s) 16 9 4 20 Activity a G 2 H 1 I 5 J 6 K 3 Time (weeks) m A A A B C, E weeks. (Round your response to two decimal places.) 3 1 5 8 3 b 5 1 5 12 4 Immediate Predecessor(s) C, E F F D, G, H I, J
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