A small software development project at ICT company project has five major activities. The times are estimated and provided in the table 3 below. Table 3 Optimistic time (weeks) + Activity A B C D E Immediate Predecessor A B C.D 2 3 4 2 3 Most likely (weeks) 5 6 7 5 3 Pessimistic time (weeks) 8 9 10 14 5 a) Draw a PERT and CPM. What is the expected completion time for this project. b) Find the expected time, variance and standard deviation for ICT company project. c) Find the probability that the project will take 17 weeks periods to complete. [Normal Distribution Table (0.5) is 0.32894] d) Find the probability that the project will take 14 weeks periods to complete. [Normal Distribution Table (0.5) is 0.32894]
A small software development project at ICT company project has five major activities. The times are estimated and provided in the table 3 below. Table 3 Optimistic time (weeks) + Activity A B C D E Immediate Predecessor A B C.D 2 3 4 2 3 Most likely (weeks) 5 6 7 5 3 Pessimistic time (weeks) 8 9 10 14 5 a) Draw a PERT and CPM. What is the expected completion time for this project. b) Find the expected time, variance and standard deviation for ICT company project. c) Find the probability that the project will take 17 weeks periods to complete. [Normal Distribution Table (0.5) is 0.32894] d) Find the probability that the project will take 14 weeks periods to complete. [Normal Distribution Table (0.5) is 0.32894]
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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![A small software development project at ICT company project has five major
activities. The times are estimated and provided in the table 3 below.
Table 3
Optimistic
time (weeks)
Activity
A
B
C
D
E
Immediate
Predecessor
A
B
C.D
2
3
4
2
3
Most likely
(weeks)
5
6
7
5
3
Pessimistic
time (weeks)
8
9
10
14
5
a) Draw a PERT and CPM. What is the expected completion time for this project.
b) Find the expected time, variance and standard deviation for ICT company project.
c) Find the probability that the project will take 17 weeks periods to complete.
[Normal Distribution Table (0.5) is 0.32894]
d) Find the probability that the project will take 14 weeks periods to complete.
[Normal Distribution Table (0.5) is 0.32894]](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fa964a701-ebde-441e-8ac9-bfdd0a8a15ea%2Fd25a0f34-cf69-4bde-adb2-a59544c5dc2f%2Fti7nqo_processed.jpeg&w=3840&q=75)
Transcribed Image Text:A small software development project at ICT company project has five major
activities. The times are estimated and provided in the table 3 below.
Table 3
Optimistic
time (weeks)
Activity
A
B
C
D
E
Immediate
Predecessor
A
B
C.D
2
3
4
2
3
Most likely
(weeks)
5
6
7
5
3
Pessimistic
time (weeks)
8
9
10
14
5
a) Draw a PERT and CPM. What is the expected completion time for this project.
b) Find the expected time, variance and standard deviation for ICT company project.
c) Find the probability that the project will take 17 weeks periods to complete.
[Normal Distribution Table (0.5) is 0.32894]
d) Find the probability that the project will take 14 weeks periods to complete.
[Normal Distribution Table (0.5) is 0.32894]
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