Choosing the right statistical test depends on the data you have and the research question you are trying to answer. Explore the links below for more information on commonly used statistical tests.
- Do two things tend to change together? Correlation
- Do two things still change together even if we remove the influence of a third thing? Partial Correlation
- Does one thing predict another thing? Linear Regression
- Do multiple things predict another thing? Multiple Linear Regression
- Does something else explain why one thing affects another thing? Mediation Analysis
- Are the averages of two groups reliably different? Independent Samples T-Test
- Can we predict whether something will happen or not based on other factors? Logistic Regression
- Are the averages of three or more groups reliably different? ANOVA
- Do the means of three or more related groups change reliably across different time points or conditions? Repeated Measures ANOVA
- Do different groups have different preferences or outcomes? Chi-Sqaure
