File Edit View Data Transform Analyze Graphs Utilities Extensions Window Help A + Q Visible: 3 of 3 Variables da ID . Group Wages var war var var war var $75 2 $70 W K $125 $140 15 $175 $165 $149 B $180 9 $150 10 2 $170 11 11 2 $200 12 12 2 $225 13 13 2 $157 14 14 2 $190 15 15 2 $200 16 16 2 $210 17 17 2 $300 18 18 2 $230 19 20 21 Data View Variable ViewGroup Statistics Treatment Group N Mean Std. Deviation Std. Error Mean Wages Received Per Week Control 9 $136.56 $40.116 $13.372 Supported Employment 9 $209.11 $41.423 $13 808 Independent Samples Test Levene's Test for Equally of Variances Test for Equality of Means 95% Confidence Interval of the Significance Mean Sid. Error Difference F Sig One-Sided p Two-Sided p Difference Difference Lower Upper Wages Received Per Week Equal variances assumed .041 841 -3.775 16 4001 002 $72.556 $19.221 -$113.303 $31.808 Equal variances not -3.775 15.984 4001 002 -$72.556 $19.221 -$113.306 -$31.805 assumed Independent Samples Effect Sizes 95% Confidence Interval Standardizer Point Estimate Lower Upper Wages Received Per Week Cohen's d $40.775 -1.779 -2.868 .652 Hedges' correction $42.819 -1.694 -2.731 .621 Glass's delta $41.423 -1.752 -2.974 -.472 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 della uses the sample standard deviation of the control group