| 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 Notches | |||
| Variable | lower bound | median | upper bound |
| WJ7ARD | 87.23 | 88 | 88.77 |
| WJ7AMA | 90.62 | 91 | 91.38 |
| WJ7AWL | 90.47 | 92 | 93.53 |
| WJ7AKN | 91.62 | 92 | 92.38 |
| WJ7ASK | 88.85 | 90 | 91.15 |
| 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 | |

