A covariate is a variable that may be related to the dependent variable but is not directly manipulated in the study. It is used to reduce the variability of the dependent variable so that the effects of the independent variable are easier to see.
A covariate is a variable that may be related to the dependent variable but is not directly manipulated in the study. It is used to reduce the variability of the dependent variable so that the effects of the independent variable are easier to see.