[R] How to avoid ifelse statement converting factor to character

David Winsemius dwinsemius at comcast.net
Sat Nov 5 02:40:43 CET 2011

On Nov 4, 2011, at 7:33 PM, clint <clint at ucsd.edu> wrote:

> most all those posts were right in sourcing the problem....its just that
> nobody actually offered a viable solution

Very few problems that are posed with a test dataset go unanswered.

> the problem is that the new level "C" was not one of the original levels in
> $social status
> add "C" as a level and then just do the ol fashioned way and it works just
> fine
> do this:
> data$SOCIAL_STATUS <- factor(data$SOCIAL_STATUS, levels =
> c(levels(data$SOCIAL_STATUS), "C"))
> then this:
> data$SOCIAL_STATUS<-ifelse(data$SOCIAL_STATUS=="B" & data$MALE>4, "C", 
> it is sooo much more helpful when someone who has addressed the specific
> problem being asked replies instead of people just throwing random ideas out
> there
Just a little Friday night trolling? This was a posting from 2 years ago.

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