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a) Fully crash the critical path taking the work package back to the shortest possible duration. You should thwith the activity with the lowest cost per unit crash time and progress to the activity with the highest cosp per unit crash time. Show the crash sequence of cost against time using suitable form of graphical representation. b) Summarize the main sources of duration estimating data used by organizations when assembling project schedules.

a) Fully crash the critical path taking the work package back to the shortest possible duration. You should thwith the activity with the lowest cost per unit crash time and progress to the activity with the highest cosp per unit crash time. Show the crash sequence of cost against time using suitable form of graphical representation. b) Summarize the main sources of duration estimating data used by organizations when assembling project schedules.

Practical Management Science
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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How do i fully crash a critical path when given the following question.

 

a) Fully crash the critical path taking the work package back to the shortest possible duration. You should thwith the activity with the lowest cost per unit crash time and progress to the activity with the highest cosp per unit crash time. Show the crash sequence of cost against time using suitable form of graphical representation.

b) Summarize the main sources of duration estimating data used by organizations when assembling project schedules.

Table 1: Normal and crash activity duration and estimated cost values Activity Normal cost (4) Crash duration The A-B A-C A-D B-EV C-E C-G D-E E-F E-GA F-H G-H H-I H-J H-K H-L J-LA K-L L-M L-NA M-O N-PP O-P P-Q4 Normal dura- tion (weeks) 6 2 2 5 3 I 3 2 6 7 2 6 1 3 5 2 2 4 2 8 3 4 100 000 150 000 200 000 50 000 40 000 20 000 150 000 30 000 90 000 150 000 200 000 100 000 40 000 400 000 100 000 20 000 30 000 40 000 30 000 100 000 200 000 160 000 60 000 (weeks) 4 2 1 4 2 I 2 1 5 5 I 2 4 3 T 7 ·23 Crash cost (6) 120 000 150 000 300 000 80 000 140 000 20 000 250 000 40 000 170 000 150 000 240 000 250 000 110000 400 000 200 000 80 000 50 000 80 000 120 000 500 000 250 000 260 000 80 000
Transcribed Image Text:Table 1: Normal and crash activity duration and estimated cost values Activity Normal cost (4) Crash duration The A-B A-C A-D B-EV C-E C-G D-E E-F E-GA F-H G-H H-I H-J H-K H-L J-LA K-L L-M L-NA M-O N-PP O-P P-Q4 Normal dura- tion (weeks) 6 2 2 5 3 I 3 2 6 7 2 6 1 3 5 2 2 4 2 8 3 4 100 000 150 000 200 000 50 000 40 000 20 000 150 000 30 000 90 000 150 000 200 000 100 000 40 000 400 000 100 000 20 000 30 000 40 000 30 000 100 000 200 000 160 000 60 000 (weeks) 4 2 1 4 2 I 2 1 5 5 I 2 4 3 T 7 ·23 Crash cost (6) 120 000 150 000 300 000 80 000 140 000 20 000 250 000 40 000 170 000 150 000 240 000 250 000 110000 400 000 200 000 80 000 50 000 80 000 120 000 500 000 250 000 260 000 80 000
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