| Typicality: | 0.495 |
| Saliency: | 0.423 |
| for parents | 8 | transitive-object |
| regarding all matters | 8 | other |
| for pupils | 5 | transitive-object |
| school → have → an open door policy | 38 |
| school → have → an open-door policy | 10 |
| school → operate → an open door policy | 10 |
| school → maintain → an open door policy | 3 |
| negative | neutral | positive |
| 0.022 | 0.518 | 0.460 |
| Raw frequency | 61 |
| Normalized frequency | 0.423 |
| Modifier score | 0.700 |
| Perplexity | 26.529 |