when you enter a dummy variable and other variables it is called how to enter dummy variables in regression how to enter dummy variables in regression model can you add dummy variables in regression what type of variables does a regression have what is used to enter dummy variable when a dummy variable is inserted into a regression model what is that mean what is the correct way to enter the dummy variables into a regression model? can covariate data be re-introduced into regression how to enter dummy variables how many dummy variables can a regression model use what is the first block for covariates in regression analysis? dummy variable vs main predictors how do i enter dummy variables where to enter covariates and variables which of the following is the dummy variable in the regression model? how to enter dummy variable which variable should be entered in a model of regression analysis how to enter dummy variables are dummy variable and other variables in regression