Set up a LP that can be used to find the project’s critical path. Be sure to define the decision variable. The activities in the following table describe the construction of a new house. Construct the associated projectnetwork.ActivityDuration (days)DescriptionClear siteBring utilities to sitePredecessor(s)A1BExcavateA1DPour foundation2Outside plumbingFrame houseDo electric wiringLay floorLay roofInside plumbingShinglingOutside sheathing insulationEВ, СFD10GF3HG1IF1E, HKI21Install windows and outside doorsF2L, MJDo brick work4Insulate walls and ceilingCover walls and ceilingInsulate roofI, PFinish interiorP7Finish exteriorI, N7Landscape3

The activities in the following table describe the construction of a new house. Construct the associated project network Activity A B Description Predecessor(s) Duration (days) Clear site Bring utilities to site Excavate A Pour foundation E B, C Outside plumbing Frame house 6. F D 10 Do electric wiring Lay floor Lay roof Inside plumbing Shingling Outside sheathing insulation F 3 G F E, H Install windows and outside doors F L M J Do brick work 4 Insulate walls and ceiling Cover walls and ceiling Insulate roof I, P Finish interior Finish exterior I, N Landscape 3

The activities in the following table describe the construction of a new house. Construct the associated project network Activity A B Description Predecessor(s) Duration (days) Clear site Bring utilities to site Excavate A Pour foundation E B, C Outside plumbing Frame house 6. F D 10 Do electric wiring Lay floor Lay roof Inside plumbing Shingling Outside sheathing insulation F 3 G F E, H Install windows and outside doors F L M J Do brick work 4 Insulate walls and ceiling Cover walls and ceiling Insulate roof I, P Finish interior Finish exterior I, N Landscape 3

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

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Set up a LP that can be used to find the project’s critical path. Be sure to define the decision variable.

The activities in the following table describe the construction of a new house. Construct the associated project
network.
Activity
Duration (days)
Description
Clear site
Bring utilities to site
Predecessor(s)
A
1
B
Excavate
A
1
D
Pour foundation
2
Outside plumbing
Frame house
Do electric wiring
Lay floor
Lay roof
Inside plumbing
Shingling
Outside sheathing insulation
E
В, С
F
D
10
G
F
3
H
G
1
I
F
1
E, H
K
I
2
1
Install windows and outside doors
F
2
L, M
J
Do brick work
4
Insulate walls and ceiling
Cover walls and ceiling
Insulate roof
I, P
Finish interior
P
7
Finish exterior
I, N
7
Landscape
3

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