| Boxplot statistics | |||||
| Variable | lower whisker | lower hinge | median | upper hinge | upper whisker |
| cpmm | 4 | 4.2 | 4.4 | 4.8 | 5 |
| cptn | 4 | 4.2 | 4.6 | 5 | 5.2 |
| cpam | 4 | 4 | 4.2 | 4.4 | 4.8 |
| spmm | 4 | 4.2 | 4.4 | 4.8 | 5 |
| spcm | 4 | 4.2 | 4.6 | 4.8 | 5 |
| spam | 4 | 4 | 4.25 | 4.5 | 4.8 |
| Boxplot Notches | |||
| Variable | lower bound | median | upper bound |
| cpmm | 4.274 | 4.4 | 4.526 |
| cptn | 4.433 | 4.6 | 4.767 |
| cpam | 4.116 | 4.2 | 4.284 |
| spmm | 4.274 | 4.4 | 4.526 |
| spcm | 4.474 | 4.6 | 4.726 |
| spam | 4.145 | 4.25 | 4.355 |
| Boxplot Means | |||
| Variable | trimmed mean | unbiased SD | |
| cpmm | 4.423 | 0.3252 | |
| cptn | 4.602 | 0.3665 | |
| cpam | 4.25 | 0.2401 | |
| spmm | 4.47 | 0.3385 | |
| spcm | 4.554 | 0.2994 | |
| spam | 4.269 | 0.263 | |
