2001 Independent Samples t-test vas lams beisle You need to use the file that we created that contains the scores from 200 boys and girls. For this analysis your IV (actually a quasi-IV) is the sex of the student and the DV is math score 1. Report all answers (except degrees of freedom) to 2 decimal places. 1. 2. What is the mean math score for the boys? What is the standard error of the mean for the boys? 59/23 55 Aegs M JAM 3. What is the mean math score for the girls? 4. What is the standard error of the mean for girls? 5. Was the assumption of homogeneity of variance violated (highlight one)? Yes No Ye 6. broos no moto on Debate ed What is the 95% confidence interval of the difference? bus ant od 19 wied canonib ani si al s 7. What is the t-score for the difference between the mean math scores for females and males? 8. What is pobtained for these data? 9. What is the statistical decision (highlight one)? Reject Ho Fail to reject Ho T-Test io Group Statistics sex N Mean Std. Deviation Std. Error Mean read1 Boy 95 48.2000 i Test Girl 105 49.0190 7.29558 7.15888 .74851 .69864 read1 Equal vanances assumed Equal variances not assumed bhohailete ora Independent Samples Test Levene's Test for Equality of Variances Hest for Equality of Means 95% Confidence Interval of the Difference Sig df .034 .855 -.801 198 Sig (2-tailed) .424 Mean Difference Std. Error Difference Lower 1 Upper -81905 1.02292 -2.83527 1.19817 -800 195212 .425 81905 1.02389 -2.83836 1.20027 Scanned with CamScanner