T-Test Group Statistics Std. Error RESPONDENTS SEX N Mean Std. Deviation Mean NUMBER OF HOURS MALE 748 44.60 14.487 530 WORKED LAST WEEK FEMALE 753 39.23 13.711 500 Independent Samples Test Levene's Test for Equality of Variances t-test for Equality of Means 95% Confidence Interval of the Mean Std. Error Difference F Sig df Sig. (2-tailed) Difference Difference Lower Upper NUMBER OF HOURS Equal variances 5.288 022 7.366 1499 000 5.363 .728 3.934 WORKED LAST WEEK 6.791 assumed Equal variances not 7.365 1493.321 000 5.363 728 3.934 6.791 assumed