Sampling 7 pieces of precision-cut wire (to be used in computer assembly) every hour for the past 6 hours has produced the following results: HOUR x_bar R 1 3.25 0.71 2 7.5 1.18 3 3.22 1.43 4 3.39 7.26 5 3.07 1.17 6 2.86 3.5 Develop appropriate control limits and determine whether there is any cause for concern in the cutting process.
Sampling 7 pieces of precision-cut wire (to be used in computer assembly) every hour for the past 6 hours has produced the following results: HOUR x_bar R 1 3.25 0.71 2 7.5 1.18 3 3.22 1.43 4 3.39 7.26 5 3.07 1.17 6 2.86 3.5 Develop appropriate control limits and determine whether there is any cause for concern in the cutting process.
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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Sampling 7 pieces of precision-cut wire (to be used in computer assembly) every hour for the past 6 hours has produced the following results:
|
HOUR |
x_bar |
R |
|
1 |
3.25 |
0.71 |
|
2 |
7.5 |
1.18 |
|
3 |
3.22 |
1.43 |
|
4 |
3.39 |
7.26 |
|
5 |
3.07 |
1.17 |
|
6 |
2.86 |
3.5 |
Develop appropriate control limits and determine whether there is any cause for concern in the cutting process.
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