Choosing a Statistical Test
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Describe one sample (Continuous Data from Gaussian Distribution) | Frequency distribution. Sample mean. Min, Max, and Range, Percentiles, Sample SD
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| Inference about one population (Continuous Data from Gaussian Distribution) | One-sample t-test
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| Compare two unmatched groups(Continuous Data from Gaussian Distribution) | unpaired t-test
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| Compare two matched groups(Continuous Data from Gaussian Distribution) | Paired t-test
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| Compare three or more matched groups(Continuous Data from Gaussian Distribution) | One-way ANOVA, followed by multiple comparison tests
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| Compare three or more matched groups(Continuous Data from Gaussian Distribution) | Repeated Measures ANOVA, followed by multiple comparison tests
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| Quantify association between two variables(Continuous Data from Gaussian Distribution) | Pearson's correlation (R^2 close to 1 or 0?)
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| Predict one variable from another(Continuous Data from Gaussian Distribution) | Linear regression. Nonlinear regression
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| Describe one sample(Continuous Data from Unknown Distribution) | Frequency distribution. Sample Median. Min, max, range. Percentiles
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| Compare two unmatched groups(Continuous Data from Unknown Distribution) | Mann-Whitney Test
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| Compare two matched groups(Continuous Data from Unknown Distribution) | Wilcoxon's matched pairs test (matched pairs sign rank test)
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| Describe one sample(Time to event data) | Kaplan-Meier survival curve. Median survival time. **
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| Inference about one population(Time to event data) | Confidence bands around survival curve. CI of median survival. **
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| Compare two unmatched groups (Time to event data) | CI of ratio of median survival time. CI of hazard ratio
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| Describe one sample(Binomial Data) | Proportion
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| Inference about one population(Binomial Data) | CI of proportion
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| Compare two unmatched groups(Binomial Data) | Fisher's Exact Test
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| Compare two matched groups (Binomial Data) | McNemar's test
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| Compare 3 or more unmatched groups(Binomial Data) | Chi-square test
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Created by:
HugsAndKisses
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