| Boxplot statistics | |||||
| Variable | lower whisker | lower hinge | median | upper hinge | upper whisker |
| EP1 | 3 | 4 | 5 | 5 | 5 |
| EP2 | 3 | 4 | 5 | 5 | 5 |
| EP3 | 1 | 2 | 2 | 3 | 4 |
| EP4 | 1 | 1 | 2 | 3 | 5 |
| Boxplot Notches | |||
| Variable | lower bound | median | upper bound |
| EP1 | 4.87773592925961 | 5 | 5.12226407074039 |
| EP2 | 4.87773592925961 | 5 | 5.12226407074039 |
| EP3 | 1.87810035352995 | 2 | 2.12189964647005 |
| EP4 | 1.75172695238339 | 2 | 2.24827304761661 |
