Intercept the add1()
method and raise an error.
# S3 method for std_selected
add1(object, ...)
The output of std_selected()
or std_selected_boot()
.
Additional arguments. They will be ignored.
It returns nothing. It is called for its side effect.
add1()
should not be used after the output of lm()
is
processed by std_selected()
or std_selected_boot()
.