| for validating the hypothesis | 3 | purpose |
| feedback → be related to → operation | 4 |
| feedback → be related to → the operation solution | 4 |
| negative | neutral | positive |
| 0.151 | 0.788 | 0.061 |
| Raw frequency | 8 |
| Normalized frequency | 0.154 |
| Modifier score | 0.500 |
| Perplexity | 367.533 |