A school psychologist conducts a study to determine the efficacy of three different types of intervention for test anxiety. He believes male and female students may respond differently to the three interventions, so he randomly assigns 8 male and 8 female students to each of the three types of interventions (i.e., 8 in each cell). Based on this information, complete the table below. Are there significant main effects or interaction?

Source: SS Df MS F Between Gender 2-1 2 Treatment 3-1 Gender* Treatment 7 Within 168 Total 216