What happens in a regression setting if you code n dummy variables for a categorical variable with n categories?
24616
Qualitative variable coding in regression leads to "singularities"
10256
Principled way of collapsing categorical variables with many levels?
15668
Are numerical variables must for random forest algorithm?
25535
Categorical Principal Component Analysis - using Count, Continuous, Ordinal variables together
67090
Casting a multivariate linear model as a multiple regression
31068
How to measure correlation between categorical variable?
60423
Are there concerns with doing a generalized additive model with a smoothing term of multiple variables?
109955
regression models and dummy variables
30255
Multiple regression with more than 20 predictors
5301
F test and categorical variables
41983
What happens when I include a squared variable in my regression?
123566
Recoding a variable with three levels into a dummy variable
42003
Multinomial logistic regression assumptions
63640
Logistic regression with categorical predictors
39963
How to get correlation between two categorical variable and a categorical variable and continuous variable?
20319
How to examine the relationship between categorical variables with several levels?
107106
Interpreting coefficient in a linear regression model with categorical variables