| ANOVA Model | ||
| Outcome ~ Useful | ||
| means | 17.537 | -0.191 |
| ANOVA Statistics | |||||
| Df | Sum Sq | Mean Sq | F value | Pr(>F) | |
| Useful | 1 | 1.103 | 1.103 | 4.69 | 0.032 |
| Residuals | 152 | 35.735 | 0.235 | ||
| Tukey Honest Significant Difference Comparisons | ||||
| diff | lwr | upr | p adj | |
| 16-15 | -0.191 | -0.366 | -0.017 | 0.032 |
| Levenes Test for Homogeneity of Variance | |||
| Df | F value | Pr(>F) | |
| Group | 1 | 1.79 | 0.183 |
| 152 | |||
