a. What is the expected completion time of the project? The expected completion time is 19 days. (Enter your response as an integer.) b. What is the probability of completing the project in 21 days? Refer to the standard normal table. The probability of completing the project in 21 days is. (Enter your response rounded to four decimal places.)
a. What is the expected completion time of the project? The expected completion time is 19 days. (Enter your response as an integer.) b. What is the probability of completing the project in 21 days? Refer to the standard normal table. The probability of completing the project in 21 days is. (Enter your response rounded to four decimal places.)
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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Transcribed Image Text:Recently, you were assigned to manage a project for your company. You have constructed a network diagram depicting the various activities in the project (shown below to the right). In addition, you
have asked your team to estimate the amount of time that they would expect each of the activities to take. Their responses are shown in the following table:
example
Activity
A
B
C
D
Get more help.
E
Time Estimates (days)
Most Likely
Optimistic
4
5
4
1
3
8
8
5
4
8
Pessimistic
12
12
7
5
a. What is the expected completion time of the project?
The expected completion time is 19 days. (Enter your response as an integer.)
b. What is the probability of completing the project in 21 days? Refer to the standard normal table.
The probability of completing the project in 21 days is
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(Enter your response rounded to four decimal places.)
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