how many level of categorical variables how many levels are in categorical variable what is dummy variable in logistic regression how many level of categorical variable number of categorical variables how many levels to categorical variables how many categorical variables how many categorical variables are there how many categorical variables are needed categorical variable with more than 50 levels how many categorical variables in logistic regression how many categorical variables can a logistic regression be used for what is categorical variable with more or less level what is a categorical variable with more than 50 levels how much categorical variable which categorical variable has more than 50 levels categorical variables with more than 50 levels how do categorical variables differ what is the difference between categorical variable and logistic regression. how many levels can a categorical variable have