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Group Statistics review N Mean Std. Deviation Std. Error Mean final No 35 61.57 6.016 1.017 Yes 70 64.64 6.980 .834 Independent Samples Test Levene's
Group Statistics | |||||||||||
review | N | Mean | Std. Deviation | Std. Error Mean | |||||||
final | No | 35 | 61.57 | 6.016 | 1.017 | ||||||
Yes | 70 | 64.64 | 6.980 | .834 | |||||||
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 | ||||||||||
final | Equal variances assumed | 2.024 | .158 | -2.222 | 103 | .028 | -3.071 | 1.382 | -5.813 | -.330 | |
Equal variances not assumed | -2.335 | 77.807 | .022 | -3.071 | 1.315 | -5.690 | -.453 |
- Report the means and standard deviations for each group.
- 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.
- Provide a brief summary of your analysis and the conclusions drawn about this t test.
- Analyze the limitations of the statistical test and/or possible alternative explanations for your results.
- Name an independent variable and dependent variable that would work for such an analysis and why studying it may be important to the field of psychology
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