Table 1. Results of the GLMM testing the difference in participants’ abilities to correctly assess macaque’s emotional state based on their experience and the types of emotion.
Bold values show statistically significant P values (P < 0.05).
| Full vs. null | N | χ2 | df | p |
|---|---|---|---|---|
| 1984 | 204.19 | 4 | <0.001 | |
| Estimate | ±SE | z | p | |
| Intercept | 0.832 | 1.906 | 4.368 | <0.001 |
| Experience | ||||
| Expert vs. Naïve | −1.232 | 0.157 | −7.868 | <0.001 |
| Expert vs. Exposed | −0.560 | 0.141 | −3.962 | <0.001 |
| Exposed vs. Naïve | −0.672 | 0.153 | −4.391 | <0.001 |
| Emotion | ||||
| Aggressive vs. Distressed | −0.841 | 0.238 | −3.542 | <0.001 |
| Aggressive vs. Friendly | −1.142 | 0.239 | −4.772 | <0.001 |
| Aggressive vs. Neutral | 0.966 | 0.243 | 3.979 | <0.001 |
| Distressed vs. Friendly | −0.301 | 0.239 | −1.257 | 0.209 |
| Distressed vs. Neutral | 1.807 | 0.245 | 7.389 | <0.001 |
| Friendly vs. Neutral | 2.108 | 0.247 | 8.548 | <0.001 |