Results
Descriptive Statistics: Simple Scatterplot
| Exam anxiety | Exam performance | ||||
|---|---|---|---|---|---|
| Valid | 103 | 103 | |||
| Missing | 0 | 0 | |||
| Mean | 74.344 | 56.573 | |||
| Std. Deviation | 17.182 | 25.941 | |||
| Minimum | 0.056 | 2.000 | |||
| Maximum | 97.582 | 100.000 | |||
Scatter Plots
Exam anxiety - Exam performance
Association Matrix
| Exam anxiety | Exam performance | ||||
|---|---|---|---|---|---|
| Exam anxiety | 1.000 | -0.441 | |||
| Exam performance | -0.441 | 1.000 | |||
Descriptive Statistics: Matrix Scatterplot
| Time spent revising | Exam performance | Exam anxiety | |||||
|---|---|---|---|---|---|---|---|
| Valid | 103 | 103 | 103 | ||||
| Missing | 0 | 0 | 0 | ||||
| Mean | 19.854 | 56.573 | 74.344 | ||||
| Std. Deviation | 18.159 | 25.941 | 17.182 | ||||
| Minimum | 0.000 | 2.000 | 0.056 | ||||
| Maximum | 98.000 | 100.000 | 97.582 | ||||
Correlation plot
Q-Q Plots
Time spent revising
Exam performance
Exam anxiety
Descriptive Statistics: Split Lines Scatterplot
Exam anxiety
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Exam performance
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|---|---|---|---|---|---|---|---|---|---|
| Man | Woman | Man | Woman | ||||||
| Valid | 52 | 51 | 52 | 51 | |||||
| Missing | 0 | 0 | 0 | 0 | |||||
| Mean | 74.384 | 74.303 | 56.692 | 56.451 | |||||
| Std. Deviation | 16.422 | 18.088 | 26.318 | 25.811 | |||||
| Minimum | 10.000 | 0.056 | 2.000 | 5.000 | |||||
| Maximum | 97.582 | 95.970 | 100.000 | 100.000 | |||||
Scatter Plots
Exam anxiety - Exam performance
Correlation
| Variable | Exam performance | Time spent revising | Exam anxiety | ||||||
|---|---|---|---|---|---|---|---|---|---|
| 1. Exam performance | Pearson's r | — | |||||||
| p-value | — | ||||||||
| Lower 95% CI | — | ||||||||
| Upper 95% CI | — | ||||||||
| 2. Time spent revising | Pearson's r | 0.397 | — | ||||||
| p-value | < .001 | — | |||||||
| Lower 95% CI | 0.220 | — | |||||||
| Upper 95% CI | 0.548 | — | |||||||
| 3. Exam anxiety | Pearson's r | -0.441 | -0.709 | — | |||||
| p-value | < .001 | < .001 | — | ||||||
| Lower 95% CI | -0.585 | -0.794 | — | ||||||
| Upper 95% CI | -0.271 | -0.598 | — | ||||||
Correlation plot
Nonparametric Correlations
Spearman
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Kendall
|
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|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| rho | p | Lower 95% CI | Upper 95% CI | tau B | p | Lower 95% CI | Upper 95% CI | ||||||||||||||
| Exam performance | - | Exam anxiety | -0.405 | < .001 | -0.551 | -0.244 | -0.285 | < .001 | -0.397 | -0.171 | |||||||||||
| Exam performance | - | Time spent revising | 0.350 | < .001 | 0.151 | 0.521 | 0.263 | < .001 | 0.124 | 0.394 | |||||||||||
| Exam anxiety | - | Time spent revising | -0.622 | < .001 | -0.763 | -0.440 | -0.489 | < .001 | -0.605 | -0.348 | |||||||||||
| Note. Confidence intervals based on 1000 bootstrap replicates. | |||||||||||||||||||||
Correlation
| Pearson's r | p | Lower 95% CI | Upper 95% CI | ||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Exam performance | - | Exam anxiety | -0.247 | 0.012 | -0.431 | -0.034 | |||||||
| Note. Conditioned on variables: Time spent revising. | |||||||||||||
| Note. Confidence intervals based on 1000 bootstrap replicates. | |||||||||||||