| according to the epa | 6 | other |
| most often | 2 | degree |
| with measuring instruments | 2 | other |
| radon → be → detected | 41 |
| radon → be detected with → simple test | 23 |
| radon → be → detectable | 5 |
| negative | neutral | positive |
| 0.110 | 0.655 | 0.235 |
| Raw frequency | 69 |
| Normalized frequency | 0.628 |
| Modifier score | 0.500 |
| Perplexity | 124.580 |