Problem 3: Taken from Exercise 5 from section 8.4 of Wayne Winston Operations Research. Consider the (simplified) list of activities and predecessors that are involved in building a house. Draw a project network and determine the minimal number of days needed to build a house using the Bellman-Ford algorithm. Exhibit a corresponding critical path. Activity A B C D E F G Description Build foundation Build walls and ceilings Build roof Do electrical wiring Put in windows Put on siding Paint house Immediate Predecessors A B B B E C, F Duration (Days) 5 8 11 5 4 6 3

Practical Management Science
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ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
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Problem 3: Taken from Exercise 5 from section 8.4 of Wayne Winston Operations Research. Consider the
(simplified) list of activities and predecessors that are involved in building a house. Draw a project network and
determine the minimal number of days needed to build a house using the Bellman-Ford algorithm. Exhibit a
corresponding critical path.
Activity
A
B
C
D
E
F
G
Description
Build foundation
Build walls and ceilings
Build roof
Do electrical wiring
Put in windows
Put on siding
Paint house
Immediate
Predecessors
A
B
B
B
E
C, F
Duration
(Days)
5
8
11
5
4
6
3
Transcribed Image Text:Problem 3: Taken from Exercise 5 from section 8.4 of Wayne Winston Operations Research. Consider the (simplified) list of activities and predecessors that are involved in building a house. Draw a project network and determine the minimal number of days needed to build a house using the Bellman-Ford algorithm. Exhibit a corresponding critical path. Activity A B C D E F G Description Build foundation Build walls and ceilings Build roof Do electrical wiring Put in windows Put on siding Paint house Immediate Predecessors A B B B E C, F Duration (Days) 5 8 11 5 4 6 3
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