| for purchase in the scc bookstore | 6 | purpose |
| absolutely | 2 | degree |
| textbook → be → required | 53 |
| textbook → be → necessary | 16 |
| textbook → be required → available | 4 |
| negative | neutral | positive |
| 0.134 | 0.676 | 0.190 |
| Raw frequency | 73 |
| Normalized frequency | 0.669 |
| Modifier score | 0.038 |
| Perplexity | 419.628 |