voice category | reliability of nasal cavity | size of stomatopharynx | |||||
| good | reduced | total | small | mean | large | total |
contralto | 2 | 5 | 7 | 0 | 0 | 7 | 7 |
| 28.60% | 71.40% | 100% | 0% | 0% | 100% | 100% |
mezzosoprano | 4 | 8 | 12 | 0 | 12 | 0 | 12 |
| 33.30% | 66.70% | 100% | 0% | 100% | 0% | 100% |
soprano | 13 | 3 | 16 | 16 | 0 | 0 | 16 |
| 81% | 19% | 100% | 100% | 0% | 0% | 100% |
Pearson Chi-square |
| 8.67 |
|
| 70 |
|
|
p-level |
| 0.013 |
|
| 0 |
|
|