Table 7 ANOVA for the TOEFL iBT test
From: A quantitative analysis of TOEFL iBT using an interpretive model of test validity
| Â | Sum of squares | df | Mean square | F | Sig. |
|---|---|---|---|---|---|
Between groups | 543.503 | 4 | 135.876 | 15.561 | .000 |
Within groups | 1004.145 | 115 | 8.732 | Â | Â |
Total | 1547.648 | 119 | Â | Â | Â |