A partially solved PERT problem is detailed in the table below. Times are given in wee Activity Preceding Optimistic Probable Pessimistic Expected Variance Time Time Time Time 14 8 А 7 9 9.5 1.361 -- B A 2 3 C A 8 12 16 12 D A 3 5 10 7.166 1.361 E B 4 6. 8 6. F B 8 10 8 С, F 3 4 3 H 2 8 3 1.000 I H 8 16 8.333 2.778 G, I Е, J J 4 14 7 2.778 K 5 2.666 0.250 N6
A partially solved PERT problem is detailed in the table below. Times are given in wee Activity Preceding Optimistic Probable Pessimistic Expected Variance Time Time Time Time 14 8 А 7 9 9.5 1.361 -- B A 2 3 C A 8 12 16 12 D A 3 5 10 7.166 1.361 E B 4 6. 8 6. F B 8 10 8 С, F 3 4 3 H 2 8 3 1.000 I H 8 16 8.333 2.778 G, I Е, J J 4 14 7 2.778 K 5 2.666 0.250 N6
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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its not graded assignment
![A partially solved PERT problem is detailed in the table below. Times are given in wee
Activity Preceding Optimistic Probable Pessimistic Expected
Variance
Time
Time
Time
Time
14
8
А
7
9
9.5
1.361
--
B
A
2
3
C
A
8
12
16
12
D
A
5
10
7.166
1.361
E
B
4
6.
8
6.
F
В
8
10
8
C, F
2
3
4
3
H
2
8
3
1.000
I
H
8
16
8.333
2.778
G, I
Е, J
J
4
14
7
2.778
K
5
2.666
0.250
N6](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ffdfa80e5-67f4-4782-bce0-0a7f944c0249%2F1c530394-c156-4dbf-845a-cf7455db4c72%2F4ddisqt_processed.png&w=3840&q=75)
Transcribed Image Text:A partially solved PERT problem is detailed in the table below. Times are given in wee
Activity Preceding Optimistic Probable Pessimistic Expected
Variance
Time
Time
Time
Time
14
8
А
7
9
9.5
1.361
--
B
A
2
3
C
A
8
12
16
12
D
A
5
10
7.166
1.361
E
B
4
6.
8
6.
F
В
8
10
8
C, F
2
3
4
3
H
2
8
3
1.000
I
H
8
16
8.333
2.778
G, I
Е, J
J
4
14
7
2.778
K
5
2.666
0.250
N6
![d. What are the project variance and the project standard deviation?
e. What is the probability of completion of the project before week 40?](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Ffdfa80e5-67f4-4782-bce0-0a7f944c0249%2F1c530394-c156-4dbf-845a-cf7455db4c72%2F4k0ce_processed.png&w=3840&q=75)
Transcribed Image Text:d. What are the project variance and the project standard deviation?
e. What is the probability of completion of the project before week 40?
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