| Boxplot statistics | |||||
| Variable | lower whisker | lower hinge | median | upper hinge | upper whisker |
| I1 | 11 | 18 | 21 | 24 | 27 |
| I2 | 12 | 17 | 20 | 22 | 27 |
| I3 | 5 | 12 | 15 | 18 | 22 |
| E1 | 18 | 21 | 23 | 24 | 28 |
| E2 | 15 | 18 | 21 | 23 | 28 |
| E3 | 16 | 20 | 21 | 24 | 26 |
| A | 4 | 4 | 4 | 7 | 10 |
| Boxplot Notches | |||
| Variable | lower bound | median | upper bound |
| I1 | 19.2396081940815 | 21 | 22.7603918059185 |
| I2 | 18.5330068284013 | 20 | 21.4669931715987 |
| I3 | 13.2396081940815 | 15 | 16.7603918059185 |
| E1 | 22.1198040970408 | 23 | 23.8801959029592 |
| E2 | 19.5330068284013 | 21 | 22.4669931715987 |
| E3 | 19.8264054627210 | 21 | 22.1735945372790 |
| A | 3.11980409704077 | 4 | 4.88019590295923 |
