| Typicality: | 0.308 |
| Saliency: | 0.341 |
| in student learning | 3 | other |
| dramatically | 3 | manner |
| by modulating task difficulty | 3 | manner |
| engagement → be → increased | 11 |
| engagement → lead to → increase | 3 |
| negative | neutral | positive |
| 0.038 | 0.346 | 0.615 |
| Raw frequency | 14 |
| Normalized frequency | 0.341 |
| Modifier score | 0.500 |
| Perplexity | 280.081 |