Score Equal variances assumed Equal variances not assumed Levene's Test for Equality of Variances Independent Samples Test t-test for Equality of Means 95% Confidence Interval of the Difference F Sig. t df 1.466 233 3.409 38 Sig. (2-tailed) .002 Mean Difference Std. Error Difference Lower Upper 2.350 .689 .955 3.745 3.409 36.768 .002 2.350 .689 .953 3.747 Has the assumption of homogeneity of variance been met in this analysis? Yes No Yes, but only for the reference group. It is impossible to tell based on this output.