| Boxplot statistics | |||||
| Variable | lower whisker | lower hinge | median | upper hinge | upper whisker |
| I1M | 13 | 18 | 20.5 | 23 | 26 |
| I1F | 13 | 20 | 22 | 25 | 28 |
| I2M | 8 | 15 | 18 | 20 | 27 |
| I2F | 12 | 17 | 21 | 24 | 28 |
| I3M | 5 | 11 | 14 | 18 | 23 |
| I3F | 4 | 10 | 12.5 | 18 | 24 |
| Boxplot Notches | |||
| Variable | lower bound | median | upper bound |
| I1M | 19.4966989966985 | 20.5 | 21.5033010033015 |
| I1F | 20.7810035352995 | 22 | 23.2189964647005 |
| I2M | 16.9966989966985 | 18 | 19.0033010033015 |
| I2F | 19.2934049494193 | 21 | 22.7065950505807 |
| I3M | 12.5953785953779 | 14 | 15.4046214046221 |
| I3F | 10.5496056564792 | 12.5 | 14.4503943435208 |
