| Boxplot statistics | |||||
| Variable | lower whisker | lower hinge | median | upper hinge | upper whisker |
| I1 | 13 | 18 | 21 | 23 | 28 |
| I2 | 8 | 16 | 19 | 22 | 28 |
| I3 | 4 | 11 | 14 | 18 | 24 |
| E1 | 15 | 21 | 23 | 25 | 28 |
| E2 | 10 | 18 | 21 | 24 | 28 |
| E3 | 15 | 21 | 23 | 25 | 28 |
| A | 4 | 4 | 5 | 7 | 11 |
| Boxplot Notches | |||
| Variable | lower bound | median | upper bound |
| I1 | 20.3506240001438 | 21 | 21.6493759998562 |
| I2 | 18.2207488001726 | 19 | 19.7792511998274 |
| I3 | 13.0908736002014 | 14 | 14.9091263997986 |
| E1 | 22.4804992001151 | 23 | 23.5195007998849 |
| E2 | 20.2207488001726 | 21 | 21.7792511998274 |
| E3 | 22.4804992001151 | 23 | 23.5195007998849 |
| A | 4.6103744000863 | 5 | 5.3896255999137 |
