| Boxplot statistics | |||||
| Variable | lower whisker | lower hinge | median | upper hinge | upper whisker |
| E1 | 15 | 21 | 23 | 25 | 28 |
| E2 | 11 | 18 | 21 | 23 | 28 |
| E3 | 15 | 21 | 23 | 25 | 28 |
| Boxplot Notches | |||
| Variable | lower bound | median | upper bound |
| E1 | 22.3583012236356 | 23 | 23.6416987763644 |
| E2 | 20.1978765295444 | 21 | 21.8021234704556 |
| E3 | 22.3583012236356 | 23 | 23.6416987763644 |
