The estimated times and immediate predecessors for the activities in a project at Howard Umrah's retinal scanning company are given in the following table. Assume that the activity times are independent. Time (weeks) Immediate Time (weeks) Immediate Activity a m b Predecessor(s) Activity a m b Predecessor(s) A 8 10 12 — C 7 10 11 A B 6 12 18 — D 6 10 12 B The expected completion time of the critical path = weeks (round your response to two decimal places).
The estimated times and immediate predecessors for the activities in a project at Howard Umrah's retinal scanning company are given in the following table. Assume that the activity times are independent. Time (weeks) Immediate Time (weeks) Immediate Activity a m b Predecessor(s) Activity a m b Predecessor(s) A 8 10 12 — C 7 10 11 A B 6 12 18 — D 6 10 12 B The expected completion time of the critical path = weeks (round your response to two decimal places).
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
Section: Chapter Questions
Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...
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Question
The estimated times and immediate predecessors for the activities in a project at Howard Umrah's retinal scanning company are given in the following table. Assume that the activity times are independent.
|
|
Time
(weeks)
|
Immediate
|
|
Time
(weeks)
|
Immediate
|
||||||||||
|
Activity
|
a
|
m
|
b
|
Predecessor(s)
|
Activity
|
a
|
m
|
b
|
Predecessor(s)
|
||||||
|
A
|
8
|
|
10
|
|
12
|
|
—
|
C
|
7
|
|
10
|
|
11
|
|
A
|
|
B
|
6
|
|
12
|
|
18
|
|
—
|
D
|
6
|
|
10
|
|
12
|
|
B
|
The expected completion time of the critical path =
weeks (round your response to two decimal places).
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