dummy: Creating Dummy-Code Columns for Values of a Variable
Description
This function applies dummy-coding to a variable of interest, enabling the creation of n or n-1 columns/variables based on n number of attributes for the variable.
Usage
dummy(df, var, remove = FALSE)
Value
This function updates the data frame with new variables (columns) representing unique values of a selected variable, and a binary score (0/1) for the absence or presence of a column's represented value for each observation.
Arguments
df
data frame to read in.
var
the variable to be dummy-coded. Is automatically converted to a character string.
remove
logical (default set to F). When set to remove = T, will return a data frame using the true number of dummy coded columns (e.g. n-1).