[R] Dropping predictor variables based on adjusted R square

Jim Lemon drjimlemon at gmail.com
Thu May 14 14:00:22 CEST 2015


Hi Shiv82,
For a start, look at the "step" function in the stats package. There
are a number of functions in other packages that offer different
variable selection procedures.

Jim


On Thu, May 14, 2015 at 9:35 PM, Shivi82 <shivibhatia at ymail.com> wrote:
> Hello experts,
>
> I have recently (1month) started using R. Earlier I was using SAS to work on
> analytic assignments.
> In SAS there is an option - forward selection, backward selection, step wise
> selection where in it removes the least impacting predictor variable from
> the set  of variables based on adjusted r square and leaves us with the
> highest impacting variables to predict.
> Is there any similar functionality or function in R studio. Kindly suggest.
> Thanks.
>
>
>
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