Use Individuals Chart to monitor the stability of the mean of measurements. To demonstrate that a measurement device is stable, plot individual measurements of a single part over time.
This example applies to the Measurement System Analysis Module. For more information, go to www.minitab.com/measurement-system-analysis-module.
In this worksheet, Measurement contains the measurements of the same part, in time order.
C1 |
---|
Measurement |
1.15 |
1.13 |
1.18 |
1.21 |
1.16 |
1.14 |
1.12 |
For more information about this analysis, click Help in the main dialog box.