| Boxplot statistics | |||||
| Variable | lower whisker | lower hinge | median | upper hinge | upper whisker |
| I1 | 13 | 18 | 20 | 23 | 28 |
| I2 | 10 | 16 | 18 | 20 | 25 |
| I3 | 5 | 11 | 14 | 18 | 23 |
| E1 | 15 | 21 | 23 | 25 | 28 |
| E2 | 11 | 18 | 21 | 23 | 28 |
| E3 | 15 | 21 | 23 | 25 | 28 |
| A | 4 | 4 | 5 | 8 | 14 |
| Boxplot Notches | |||
| Variable | lower bound | median | upper bound |
| I1 | 19.2019794898038 | 20 | 20.7980205101962 |
| I2 | 17.361583591843 | 18 | 18.638416408157 |
| I3 | 12.8827712857253 | 14 | 15.1172287142747 |
| E1 | 22.361583591843 | 23 | 23.638416408157 |
| E2 | 20.2019794898038 | 21 | 21.7980205101962 |
| E3 | 22.361583591843 | 23 | 23.638416408157 |
| A | 4.361583591843 | 5 | 5.638416408157 |
