Select the option that best describes your data.
Complete the following steps if your data are in a column of the worksheet.
| C1 |
|---|
| Membrane |
| 45 |
| 33 |
| 26 |
| 46 |
| 25 |
| 32 |
| 33 |
| 22 |
In Subgroups across rows of, enter the columns that contains your data.
| C1 | C2 |
|---|---|
| Observation 1 | Observation 2 |
| 45 | 33 |
| 26 | 46 |
| 25 | 32 |
| 33 | 22 |
You can plot either the subgroup means or medians as points on the chart. Minitab uses the points to count the number of runs in tests for randomness.