Question: Given the data below, what is the lower control limit for the x-bar chart? Time 1 Time 2 Time 3 Time 4 Observation 1 5.15
Given the data below, what is the lower control limit for the x-bar chart?
|
| Time 1 | Time 2 | Time 3 | Time 4 |
| Observation 1 | 5.15 | 5.00 | 4.90 | 4.85 |
| Observation 2 | 5.05 | 4.90 | 4.75 | 5.15 |
| Observation 3 | 4.95 | 4.90 | 5.10 | 5.25 |
| Observation 4 | 4.80 | 5.05 | 5.15 | 5.20 |
| Observation 5 | 5.00 | 5.20 | 4.85 | 5.05 |
Group of answer choices
5.79
4.80
4.75
6.00
none of the above
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