Convert a dataframe with factor and numerical to numerical with dummy code.

Convert a dataframe with factor and numerical to numerical with dummy code.

cvt_fac_num(X, max_level = 7)

Arguments

X

A dataframe
max_level

maximum number of levels, i.e. if the unique value of a column less than max_level, will set to be factor. By default is 7.

Value

a list contain checked matrix X and type of values for each output.