| Boxplot statistics | |||||
| Variable | lower whisker | lower hinge | median | upper hinge | upper whisker |
| E1 | 18 | 21 | 23 | 25 | 28 |
| E2 | 10 | 18 | 21 | 24 | 28 |
| E3 | 15 | 20 | 22 | 25 | 28 |
| A | 4 | 4 | 4 | 5.5 | 7 |
| Boxplot Notches | |||
| Variable | lower bound | median | upper bound |
| E1 | 22.2037548435272 | 23 | 23.7962451564728 |
| E2 | 19.8056322652908 | 21 | 22.1943677347092 |
| E3 | 21.004693554409 | 22 | 22.995306445591 |
| A | 3.70140806632271 | 4 | 4.29859193367729 |
