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Is there a significant difference between genders in self-reported math achievement measures? Yes, p < .05 Yes, p < .01 Yes, p < .001 Yes, p < .000 O No, p > .05

Is there a significant difference between genders in self-reported math achievement measures? Yes, p < .05 Yes, p < .01 Yes, p < .001 Yes, p < .000 O No, p > .05

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Group Statistics Std. Error Gender N Mean Std. Deviation Mean Math Achievement Male 443 51.2906 12.72363 .60452 Female 556 50.4469 11.91780 .50543 Independent Samples Test Levene's Test for Equality of Variances t-test for Equality of Means 95% Confidence Interval of the Significance Difference Mean Difference Std. Error F Sig. t df One-Sided p Two-Sided p Difference Lower Upper Math Achievement Equal variances 2.493 .115 1.079 997 .140 .281 .84376 78216 -.69111 2.37864 assumed Equal variances not 1.071 918.491 .142 .285 .84376 .78797 -.70267 2.39020 assumed Independent Samples Effect Sizes 95% Confidence Interval Point Standardizera Estimate Lower Upper Math Achievement Cohen's d 12.28157 .069 -.056 .194 Hedges' correction 12.29082 .069 -.056 .193 Glass's delta 11.91780 .071 -.054 .196 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.
Transcribed Image Text:Group Statistics Std. Error Gender N Mean Std. Deviation Mean Math Achievement Male 443 51.2906 12.72363 .60452 Female 556 50.4469 11.91780 .50543 Independent Samples Test Levene's Test for Equality of Variances t-test for Equality of Means 95% Confidence Interval of the Significance Difference Mean Difference Std. Error F Sig. t df One-Sided p Two-Sided p Difference Lower Upper Math Achievement Equal variances 2.493 .115 1.079 997 .140 .281 .84376 78216 -.69111 2.37864 assumed Equal variances not 1.071 918.491 .142 .285 .84376 .78797 -.70267 2.39020 assumed Independent Samples Effect Sizes 95% Confidence Interval Point Standardizera Estimate Lower Upper Math Achievement Cohen's d 12.28157 .069 -.056 .194 Hedges' correction 12.29082 .069 -.056 .193 Glass's delta 11.91780 .071 -.054 .196 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.
Is there a significant difference between genders in self-reported math achievement measures? Yes, p < .05 Yes, p < .01 Yes, p < .001 Yes, p < .000 No, p > .05
Transcribed Image Text:Is there a significant difference between genders in self-reported math achievement measures? Yes, p < .05 Yes, p < .01 Yes, p < .001 Yes, p < .000 No, p > .05
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