Observations (mins) Day 1 2 3 4 5 6 1 21 30 22 25 31 30 2 23 29 17 32 28 31 3 22 28 33 26 32 31 4 33 30 22 35 29 30 5 35 27 36 28 31 27 6 27 32 30 35 32 32 7 35 32 28 35 35 27 8 26 30 31 37 39 31 9 36 36 34 39 31 25 10 26 42 35 35 27 37 The patient surveys indicate that they are willing to wait between 15 and 35 minutes before seeing Dr. Patel. Calculate the process capability index and capability ratio at the three-sigma level and interpret your results.
Observations (mins) Day 1 2 3 4 5 6 1 21 30 22 25 31 30 2 23 29 17 32 28 31 3 22 28 33 26 32 31 4 33 30 22 35 29 30 5 35 27 36 28 31 27 6 27 32 30 35 32 32 7 35 32 28 35 35 27 8 26 30 31 37 39 31 9 36 36 34 39 31 25 10 26 42 35 35 27 37 The patient surveys indicate that they are willing to wait between 15 and 35 minutes before seeing Dr. Patel. Calculate the process capability index and capability ratio at the three-sigma level and interpret your results.
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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6 |
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21 |
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25 |
31 |
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2 |
23 |
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17 |
32 |
28 |
31 |
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3 |
22 |
28 |
33 |
26 |
32 |
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4 |
33 |
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22 |
35 |
29 |
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35 |
27 |
36 |
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31 |
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6 |
27 |
32 |
30 |
35 |
32 |
32 |
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7 |
35 |
32 |
28 |
35 |
35 |
27 |
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8 |
26 |
30 |
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37 |
39 |
31 |
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9 |
36 |
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31 |
25 |
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10 |
26 |
42 |
35 |
35 |
27 |
37 |
- The patient surveys indicate that they are willing to wait between 15 and 35 minutes before seeing Dr. Patel. Calculate the process capability index and capability ratio at the three-sigma level and interpret your results.
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