Table 2. Treeness tests for five models.
| Model | Λ* | df |
|---|---|---|
| Island | 1776.98 | 135 |
| Greenberg language | 1112.92 | 139 |
| NJ tree | 795.74 | 122 |
| Fitch tree | 797.79 | 123 |
*
Ideally distributed as a χ2 variable
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