| Boxplot statistics | |||||
| Variable | lower whisker | lower hinge | median | upper hinge | upper whisker |
| WJ7ARD | 87 | 87 | 88 | 89 | 89 |
| WJ7AMA | 90 | 91 | 91 | 92 | 92 |
| WJ7AWL | 90 | 90 | 92 | 94 | 95 |
| WJ7AKN | 90 | 91 | 92 | 92 | 93 |
| WJ7ASK | 88 | 89 | 90 | 92 | 92 |
| Boxplot Means | |||
| Variable | trimmed mean | unbiased SD | |
| WJ7ARD | 88.33 | 0.88 | |
| WJ7AMA | 91 | 0.7 | |
| WJ7AWL | 92 | 1.98 | |
| WJ7AKN | 92 | 0.9 | |
| WJ7ASK | 90 | 1.54 | |

