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A one-way ANOVA was conducted examining differences in final grade between semesters. Descriptives Current Grade 95% Confidence Interval for Mean N JMU FA17 63
A one-way ANOVA was conducted examining differences in final grade between semesters. Descriptives Current Grade 95% Confidence Interval for Mean N JMU FA17 63 Mean 86.2470 Std. Deviation Std. Error Lower Bound Upper Bound Minimum Maximum 5.45659 .68747 84.8728 87.6212 71.98 94.21 JMU FA19 63 82.8025 9.07712 1.14361 80.5165 85.0886 57.59 95.18 JMU SP20 49 87.6908 9.71878 1.38840 84.8993 90.4824 61.60 101.73 Total 175 85.4113 8.37883 .63338 84.1612 86.6614 57.59 101.73 ANOVA Current Grade Sum of Squares df Mean Square F Sig. Between Groups 727.365 2 363.683 5.445 .005 Within Groups Total 11488.271 172 66.792 12215.636 174 ANOVA Effect Sizes a,b 95% Confidence Interval Point Estimate Lower Upper Current Grade Eta-squared .060 .006 .132 Epsilon-squared .049 -.006 .122 Omega-squared Fixed- .048 -.005 .122 effect Omega-squared Random- .025 -.003 .065 effect a. Eta-squared and Epsilon-squared are estimated based on the fixed-effect model. b. Negative but less biased estimates are retained, not rounded to zero. Multiple Comparisons Dependent Variable: Current Grade Tukey HSD (I) Section (J) Section Mean Difference (I-J) Std. Error Sig. 95% Confidence Interval Lower Bound Upper Bound JMU FA17 JMU FA19 3.44444 1.45616 .050 .0018 6.8871 JMU SP20 -1.44383 1.55670 .624 -5.1241 2.2365 JMU FA19 JMU FA17 -3.44444 1.45616 .050 -6.8871 -.0018 JMU SP20 -4.88828 1.55670 .006 -8.5686 -1.2080 JMU SP20 JMU FA17 1.44383 1.55670 .624 -2.2365 5.1241 JMU FA19 4.88828 1.55670 .006 1.2080 8.5686 *. The mean difference is significant at the 0.05 level. Write a 3-sentence summary in APA format. Make sure you summarize the test statistic, effect size, and each significant post hoc comparisons.
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