| Boxplot statistics | |||||
| Variable | lower whisker | lower hinge | median | upper hinge | upper whisker |
| WJ7ARD | 80 | 85 | 88 | 92 | 98 |
| WJ7AMA | 78 | 86 | 91 | 95 | 102 |
| WJ7AWL | 81 | 87 | 92 | 99 | 108 |
| WJ7AKN | 82 | 88 | 92 | 97 | 101 |
| WJ7ASK | 82 | 85 | 90 | 95 | 103 |
| Boxplot Notches | |||
| Variable | lower bound | median | upper bound |
| WJ7ARD | 86.88 | 88 | 89.12 |
| WJ7AMA | 89.56 | 91 | 92.44 |
| WJ7AWL | 90.07 | 92 | 93.93 |
| WJ7AKN | 90.56 | 92 | 93.44 |
| WJ7ASK | 88.4 | 90 | 91.6 |
| Boxplot Means | |||
| Variable | trimmed mean | unbiased SD | |
| WJ7ARD | 88.19 | 5.14 | |
| WJ7AMA | 90.8 | 6.27 | |
| WJ7AWL | 92.32 | 7.47 | |
| WJ7AKN | 91.98 | 5.39 | |
| WJ7ASK | 90.14 | 5.83 | |

