| Boxplot statistics | |||||
| Variable | lower whisker | lower hinge | median | upper hinge | upper whisker |
| WJ7ARD | 62 | 82 | 88 | 97 | 117 |
| WJ7AMA | 62 | 81 | 91 | 97.5 | 114 |
| WJ7AWL | 64 | 83 | 92 | 104 | 123 |
| WJ7AKN | 63 | 83.5 | 92 | 99 | 119 |
| WJ7ASK | 60 | 82.5 | 90 | 99 | 121 |
| Boxplot Notches | |||
| Variable | lower bound | median | upper bound |
| WJ7ARD | 86.12 | 88 | 89.88 |
| WJ7AMA | 88.93 | 91 | 93.07 |
| WJ7AWL | 89.37 | 92 | 94.63 |
| WJ7AKN | 90.06 | 92 | 93.94 |
| WJ7ASK | 87.93 | 90 | 92.07 |
| Boxplot Means | |||
| Variable | trimmed mean | unbiased SD | |
| WJ7ARD | 88.53 | 12.11 | |
| WJ7AMA | 90.08 | 12.15 | |
| WJ7AWL | 93.17 | 13.93 | |
| WJ7AKN | 91.24 | 11.56 | |
| WJ7ASK | 91.01 | 13.4 | |

