Table 8.
Model results.
| Model and features | β coefficient (SE) | P value | R-squared (%) | Root mean square error | |||||||
| Model 1a (GLMa) | 94.1 | 0.053 | |||||||||
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Percentage of positive sentiment | 5.007 (.865) | <.001b |
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|
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Percentage of joy | .043 (1.482) | .98 |
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|
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|
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Percentage of surprise | 1.084 (1.163) | .35 |
|
|
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|
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Percentage of trust | −4.696 (.865) | <.001b |
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|
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Percentage of anticipation | .930 (1.197) | .44 |
|
|
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| Model 1b (GLMMc) | 82.5 | 0.062 | |||||||||
|
|
Percentage of positive sentiment | 4.791 (.865) | <.001b |
|
|
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|
|
Percentage of joy | .271 (1.483) | .86 |
|
|
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Percentage of surprise | .942 (1.157) | .42 |
|
|
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|
|
Percentage of trust | −4.529 (.906) | <.001b |
|
|
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|
|
Percentage of anticipation | 1.239 (1.107) | .26 |
|
|
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| Model 2a (GLM) | 93.2 | 0.01 | |||||||||
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Percentage of negative sentiment | −1.340 (.581) | .02b |
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Percentage of anger | .382 (.556) | .49 |
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|
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Percentage of disgust | −.356 (.612) | .56 |
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Percentage of sadness | −1.011 (.625) | .11 |
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|
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Percentage of fear | .715 (.532) | .18 |
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Percentage of anticipation | −.382 (.369) | .30 |
|
|
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| Model 2b (GLMM) | 9.4 | 0.032 | |||||||||
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Percentage of negative sentiment | −1.334 (.617) | .03b |
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|
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Percentage of anger | .425 (.587) | .47 |
|
|
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Percentage of disgust | −.312 (.657) | .64 |
|
|
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Percentage of sadness | −1.015 (.662) | .13 |
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Percentage of fear | .643 (.567) | .26 |
|
|
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|
|
Percentage of anticipation | −.456 (.388) | .24 |
|
|
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aGLM: generalized linear model.
bStatistically significant results (α=.05).
cGLMM: generalized linear mixed model.