......... Output LA Log Frequencies Statistics Title Memory_Test Notes N Valid 60 Active Dataset Missing Statistics Mean 5.48 Frequencies Median 5.00 Title Notes Std. Deviation 2.801 Statistics Range 14 T-Test Minimum 1 Title Maximum 15 Notes Group Statistics Independent Sami T-Test Independent Sami Group Statistics Std. Error Memory_Test N Mean Std. Deviation Mean Group 1 1 1.00 000 .000 w 2 6 1.50 548 .224 Independent Samples Test Levene's Test for Equality of Variances t-test for Equality of Means 95% Confidence Interval of the Significance Mean Std. Error Difference F Sig. df One-Sided p Two-Sided p Difference Difference Lower Upper Group 1 Equal variances assumed -1.528 085 170 ..500 327 -1.274 274 Equal variances not -2.236 5.000 .038 076 -.500 .224 -1.075 .075 assumed Independent Samples Effect Sizes 95% Confidence Interval Standardizer Point Estimate Lower Upper Group 1 Cohen's d 463 1.080 2.541 445 Hedges' correction .521 .959 -2.257 395 Glass's delta .548 -.913 -2.366 616 a. The denominator used in estimating the effect sizes. Cohen's d uses the pooled standard deviation. Hedges' correction uses the pooled standard deviation, plus a correction factor. Glass's delta uses the sample standard deviation of the control group. IBM SPSS Statistics Processor is ready Unicode:ON Classic