why two different linear models in R is it acceptable to run two models on the same dataset how to run two different model r can a linear model be ran with multiple groups without a trend is it acceptable to have two different regression models? why run two different linear regression models how to run a linear regression model with multiple groups how to run two different linear models on the same data set is it acceptable to run two different models of a linear model? what is the difference between an individual and a group in a linear model why do you need to run multiple models of an individual in r can you run two different models p value for inference how does a r regression compare a population and a group is it acceptable to run two different linear models on the same data set is a linear regression using two different models acceptable why do you run multiple regression models can you run two models of a linear model why should you run the same model twice should the same linear model be used for two variables