Examlex
Fraternal twins are also called:
Main Effects
In the context of analysis of variance (ANOVA), refers to the individual impact of each independent variable on the dependent variable, disregarding interactions.
Interaction Effects
Occurs when the effect of one independent variable on the dependent variable differs according to levels of another independent variable.
Marginal Mean
The average of values in a row or column of a contingency table, which represents the mean of a variable while controlling for another variable.
Main Effect
The direct influence of an independent variable on a dependent variable in an experiment, disregarding the effects of or interactions with other variables.
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