Paired Samples Test Paired Differences 95% Confidence Interval of the Difference Significance Mean Std. Deviation Std. Error Mean Lower Upper t df One-Sided p Two-Sided p Pair 1 Mice_Before_Eagles_Rel 50.10000 12.71510 2.04318 44.14915 56.05085 17.621 10 < .001 < .001 eased- Mice_After_Eagles_Rel eased
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The statistics needed for the dependent (paired) sample t-test are: - Paired Differences - 95% Confidence Interval of the Difference - Std. Error Mean - S.D. Mean - Lower and Upper values of the Confidence Interval - Significance (One-Sided p) - Significance Show more…
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State the results of the t-test using the "Assume equal variances" row. Interpret the statistical results against the null hypothesis and state whether it is accepted or rejected. Independent Samples Test Levene's Test for Equality of Variances t-test for Equality of Means F Sig. t df Sig. (2-tailed) Mean Difference Std. Error Difference 95% Confidence Interval of the Difference Lower Upper gpa Equal variances assumed .095 .758 1.999 103 .048 .28090 .14055 .00215 .55965 Equal variances not assumed 1.961 79.985 .053 .28090 .14326 -.00419 .56599
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Multiple Comparisons Dependent Variable: wmscores Tukey HSD (I) grade (J) grade Mean Difference (I-J) Std. Error Sig. 95% Confidence Interval Lower Bound Upper Bound Grade 4 Grade 5 -2.00000 1.29099 .289 -5.2540 1.2540 Grade 6 -4.00000* 1.29099 .014 -7.2540 -.7460 Grade 5 Grade 4 2.00000 1.29099 .289 -1.2540 5.2540 Grade 6 -2.00000 1.29099 .289 -5.2540 1.2540 Grade 6 Grade 4 4.00000* 1.29099 .014 .7460 7.2540 Grade 5 2.00000 1.29099 .289 -1.2540 5.2540 *. The mean difference is significant at the 0.05 level.
Question 4: Independent-Samples t-Test f. Write out the t-test formula using the numbers given in the output. Make sure to write out the original formula in symbols before putting in the numbers from the output. g. Complete Hypothesis Test Step 4. i. Decision about null hypothesis? ii. Is it significant? iii. Sentence iv. APA style
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