Performance Obs 1 Rating Obs Obs Obs 4 Obs Element Element 1 70 4 Element 2 110 8 10 9 11 10 Element 3 90 6 8. 7 7 6 3. 3. 2. 4)
Performance Obs 1 Rating Obs Obs Obs 4 Obs Element Element 1 70 4 Element 2 110 8 10 9 11 10 Element 3 90 6 8. 7 7 6 3. 3. 2. 4)
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...
Related questions
Question
An initial time study was done on a process with the follow-
ing results (in minutes). Based on the data obtained so far,
assuming an allowance of 20 percent of the normal time,
what do you estimate for the time per customer served, based
on this preliminary sample?
![Performance Obs
1
Rating
Obs
Obs
Obs
4
Obs
Element
Element 1
70
4
Element 2
110
8
10
9
11
10
Element 3
90
6
8.
7
7
6
3.
3.
2.
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Transcribed Image Text:Performance Obs
1
Rating
Obs
Obs
Obs
4
Obs
Element
Element 1
70
4
Element 2
110
8
10
9
11
10
Element 3
90
6
8.
7
7
6
3.
3.
2.
4)
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