which variable is a dependent variable difference between an independent variable and a dependent variable when is a program independent or dependent independent variable sample size example why is independent variable categorical what is sample size of independent variable what is the independent variable in a program what is the difference between an independent variable and a dependent variable what is the difference between independent and dependent variables how to estimate sample size of independent and dependent variables what is the difference between independent variable and dependent variable why the dependent variable is categorical difference between dependent and independent variables why is the independent variable categorical is independent variable categorical independent variable and dependent variable in math what is the dependent and independent variable which of the following variables is an independent variable? what is the dependent variable in statistics which of the following is a dependent variable?