Learn what analysis of variance (ANOVA) is, how it works, and when to use it. See how it helps compare means across multiple data groups in statistics and research.

A key statistical test in research fields including biology, economics and psychology, analysis of variance (ANOVA) is very useful for analyzing datasets. It allows comparisons to be made between ...

The first step in using ANOVA is to define a clear and specific research question that you want to answer. The research question should involve one or more independent variables (factors) that you can ...

Data refers to numbers, characters, text, and images that you arrange in some sort of logical or meaningful way.Levels of MeasurementUnderstanding the levels of measurement is crucial for quantitative ...

The ANOVA analysis of variance test is a fantastic tool when your data follows the normal distribution. Should your data fall ...