Table 4.
Estimates, T-values and P-values of the Fixed Effects of the Final Model in the Analysis of Reading Speed per Page
| Fixed effect | Estimate | T | χ2 | p |
|---|---|---|---|---|
| Intercept | 2.322 | 61.295 | ||
| Imagery type: | 0.030 | 1.588 | ||
| Text-pair: Davis | 0.008 | 0.151 | ||
| Mean word frequency | 0.024 | 3.502 | 10.64# | 0.001# |
| Ratio of verbs | 0.019 | 3.345 | 10.373# | 0.001# |
| Ratio of adjectives | -0.022 | -3.697 | 11.988 | <0.001 |
| Imagery type x Text-pair | -0.066 | -3.028 | 8.071 | 0.005 |
Note. In the two last columns, χ2 and p-values were calculated by model comparison. The # shows parameters which were evaluated by comparing models in which the random slope was removed because the models failed to converge with random slope included.