| Sum of squares | df | Mean square | F | Sig. | |
---|---|---|---|---|---|---|
Pretest scores | Between groups | .600 | 2 | .300 | .159 | .853 |
Within groups | 165.818 | 88 | 1.884 | Â | Â | |
Total | 166.418 | 90 | Â | Â | Â | |
Posttest scores | Between groups | 1065.658 | 2 | 532.829 | 46.978 | .000 |
Within groups | 998.100 | 88 | 11.342 | Â | Â | |
Total | 2063.758 | 90 | Â | Â | Â |