data_split: Split a data.frame into training and test sets.
Description
Split a data.frame into training and test sets.
Usage
data_split(data = get_data("german"), varname = "Class", p_test = 0.2, p_quiz = 0.5)
Arguments
varname
string. output variable name
p_test
real. proportion of samples in the test set
p_quiz
real. proportion of samples from the test set in the quiz set