Statistical comparison between the control and experimental groups’ overall boxing skill degree in the posttest (
*Reject the null hypothesisThe Cohen (d) value was 1.07, which was greater than 0.8. It confirmed the previous finding of With the use of the G*Power 3.1 tool, a Power Post-hoc analysis was conducted by Cohen’s (d) = 1.07 at a significance level of .05 for independent samples t-test (two groups), while sample sizes for each group were 