Calculate R-Bar
- Calculate R-Bar?
- Upper control limit for the range?
- Upper control limit for the individuals?
- Lower control limit for the individuals?
- What is the chart telling you?
- Is there adequate discrimination?
| Data: | Hours |
| Period | Cycle Time |
| 1 | 45 |
| 2 | 33 |
| 3 | 44 |
| 4 | 30 |
| 5 | 51 |
| 6 | 47 |
| 7 | 39 |
| 8 | 34 |
| 9 | 69 |
| 10 | 43 |
| 11 | 29 |
| 12 | 38 |
| 13 | 45 |
| 14 | 49 |
| 15 | 73 |
| 16 | 38 |
| 17 | 50 |
| 18 | 40 |
| 19 | 57 |
| 20 | 36 |
| 21 | 31 |
| 22 | 46 |
| 23 | 40 |
| 24 | 51 |
| 25 | 48 |
| 26 | 37 |
| 27 | 42 |
| 28 | 50 |
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