| Boxplot statistics | |||||
| Variable | lower whisker | lower hinge | median | upper hinge | upper whisker |
| I1 | 13 | 18 | 21 | 23 | 28 |
| I2 | 8 | 16 | 19 | 22 | 28 |
| I3 | 4 | 11 | 14 | 18 | 24 |
| E1 | 15 | 21 | 23 | 25 | 28 |
| E2 | 10 | 18 | 21 | 24 | 28 |
| E3 | 15 | 21 | 23 | 25 | 28 |
| A | 4 | 4 | 5 | 7 | 11 |
| Boxplot Notches | |||
| Variable | lower bound | median | upper bound |
| I1 | 20.3461913480041 | 21 | 21.6538086519959 |
| I2 | 18.215429617605 | 19 | 19.784570382395 |
| I3 | 13.0846678872058 | 14 | 14.9153321127942 |
| E1 | 22.4769530784033 | 23 | 23.5230469215967 |
| E2 | 20.215429617605 | 21 | 21.784570382395 |
| E3 | 22.4769530784033 | 23 | 23.5230469215967 |
| A | 4.60771480880248 | 5 | 5.39228519119752 |
