| Boxplot statistics | |||||
| Variable | lower whisker | lower hinge | median | upper hinge | upper whisker |
| Reading | 69 | 86 | 90 | 99.5 | 113 |
| Maths | 67 | 84 | 90 | 98 | 111 |
| Knowledge | 73 | 83 | 90 | 96 | 107 |
| Boxplot Means | |||
| Variable | trimmed mean | unbiased SD | |
| Reading | 91.53 | 10.4 | |
| Maths | 90.35 | 11.84 | |
| Knowledge | NA | NA | |
