How does the stepwise regression method work for
both direction in R with the
I would think that one variable will be placed into the model and then another that will improve the measuring criteria and the significance of the older variable gets assessed. If the older variable's coefficient is not significant the variable will be removed and a next variable will be placed into the model and so forth.
I am not a 100% sure if this is how the step function with
both do it, but can someone please inform me if this is correct, if not how does the
both direction criteria implement the stepwise regression in R with