| Descriptive statistic | t test | ||||||
---|---|---|---|---|---|---|---|---|
N | Mean | SD | t | df | p | |||
Experiment group | Pre-test | Boy | 36 | 45.72 | 27.519 | −0.939 | 77 | 0.351 |
Girl | 43 | 51.63 | 28.116 | |||||
Post-test | Boy | 36 | 51.50 | 28.415 | −0.797 | 77 | 0.428 | |
Girl | 43 | 56.33 | 25.373 | |||||
Control group | Pre-test | Boy | 18 | 78.89 | 30.826 | 1.150 | 48 | 0.256 |
Girl | 32 | 68.38 | 31127 | |||||
Post-test | Boy | 18 | 66.56 | 23.900 | 1.735 | 48 | 0.086 | |
Girl | 32 | 54.94 | 22.056 |