| in high-school biology textbooks | 2 | location |
| topic → be related to → evolution | 14 |
| topic → include → human evolution | 8 |
| topic → relate to → evolution | 4 |
| negative | neutral | positive |
| 0.077 | 0.715 | 0.208 |
| Raw frequency | 26 |
| Normalized frequency | 0.295 |
| Modifier score | 0.500 |
| Perplexity | 149.676 |