how to categorize data what is category regression how many variables are there in a dummy variable how to do category regression what is category regression? how to do regression in category data how to do regression model in category how can i do category regression what is category regression can you do a category regression how to do category regression how to do category regression on student what data to use for category regression predicting class regression model how to do category regression how to classify data categories how to do regression using race and age in class how to do category regression with dummy variables how can you do category regression? what to do with category regression