| Boxplot statistics | |||||
| Variable | lower whisker | lower hinge | median | upper hinge | upper whisker |
| WJ7ARD | 80 | 84 | 88.5 | 92 | 98 |
| WJ7AMA | 77 | 85 | 91 | 95 | 102 |
| WJ7AWL | 79 | 86 | 92 | 99 | 109 |
| WJ7AKN | 82 | 88 | 92 | 97 | 102 |
| WJ7ASK | 81 | 85 | 90 | 95 | 104 |
| Boxplot Means | |||
| Variable | trimmed mean | unbiased SD | |
| WJ7ARD | 88.57 | 5.49 | |
| WJ7AMA | 90.51 | 6.82 | |
| WJ7AWL | 92.75 | 8.13 | |
| WJ7AKN | 91.96 | 5.79 | |
| WJ7ASK | 90.42 | 6.43 | |
