'add_dummy' ClassS3 Method Dispatches to 'add_dummy' Class
# S3 method for add_dummy
subset(x, subset, ...)Function subset.add_dummy() returns a add_dummy() object.
an object returned from functions add_dummy_partition() or add_dummy()
additional parameters of function predict.add_dummy_(), e.g., newdata
Function subset.add_dummy(), default subset (p1>.15 & p1<.85).
See explanation of \(p_1\) in function splitd().