Examlex
The mean of a set of standard scores is always equal to 0.
Two-way ANOVA
A statistical analysis tool used to explore the relationship between two categorical independent variables and a continuous dependent variable.
Interaction Effect
A phenomenon in statistical analysis where the effect of one variable on an outcome is different depending on the level or value of another variable.
Main Effect
In the context of statistical analysis, especially ANOVA, refers to the direct impact of an independent variable on a dependent variable.
Degrees of Freedom
The number of values in the final calculation of a statistic that are free to vary, often associated with the sample size.
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