Table 4. The descriptive statistics for the knowledge exhibited by type of Zapotec language competence of the interviewee.
| Language competence | Knowledge | N | Minimum | Maximum | Mean | Std. Deviation | Variance |
|---|---|---|---|---|---|---|---|
| 1 | Visual recognition | 38 | 21 | 30 | 28.18 | 1.915 | 3.668 |
| Plant form | 38 | 21 | 30 | 28.08 | 1.95 | 3.804 | |
| Generic name | 38 | 19 | 30 | 26.74 | 2.298 | 5.28 | |
| Specific name | 38 | 15 | 30 | 25.58 | 3.193 | 10.196 | |
| Use | 38 | 17 | 29 | 23.87 | 2.495 | 6.225 | |
| Global Index | 38 | 93 | 147 | 132.45 | 10.901 | 118.849 | |
| 2 | Visual recognition | 51 | 16 | 30 | 26.84 | 3.844 | 14.775 |
| Plant form | 51 | 16 | 30 | 26.84 | 3.844 | 14.775 | |
| Generic name | 51 | 11 | 30 | 24.94 | 4.781 | 22.856 | |
| Specific name | 51 | 8 | 30 | 23.84 | 5.64 | 31.815 | |
| Use | 51 | 9 | 30 | 22.31 | 4.823 | 23.26 | |
| Global Index | 51 | 66 | 150 | 124.78 | 22.28 | 496.413 | |
| 3 | Visual recognition | 206 | 4 | 30 | 22.44 | 6.121 | 37.467 |
| Plant form | 206 | 2 | 30 | 22.02 | 6.408 | 41.058 | |
| Generic name | 206 | 0 | 30 | 18.84 | 7.477 | 55.911 | |
| Specific name | 206 | 0 | 30 | 16.34 | 8.311 | 69.066 | |
| Use | 206 | 1 | 29 | 16.51 | 7.054 | 49.763 | |
| Global Index | 206 | 9 | 149 | 96.16 | 34.402 | 1183.482 | |
| 4 | Visual recognition | 5 | 9 | 13 | 11 | 1.581 | 2.5 |
| Plant form | 5 | 7 | 11 | 8.8 | 2.049 | 4.2 | |
| Generic name | 5 | 0 | 3 | 1.8 | 1.095 | 1.2 | |
| Specific name | 5 | 0 | 1 | 0.4 | 0.548 | 0.3 | |
| Use | 5 | 3 | 5 | 4 | 1 | 1 | |
| Global Index | 5 | 2 | 30 | 26 | 4.301 | 18.5 |
1 = monolingual in Zapotec; 2 = understands but does not speak Spanish; 3 = bilingual; 4 = understands but does not speak Zapotec.