[R] Handling missing data

[jim holtman]

What you want is:

book$r<-ifelse(is.na(book$r), 10,book$x+20)

On Fri, Oct 9, 2009 at 5:46 AM, premmad <mtechprem at gmail.com> wrote:
>
> I have one column
> x
> 97
> 94
> 91
> 90
> NA
> NA
> NA
> NA
> I tried
> book$r<-ifelse(book$x!=NA,book$x+20,10)
> I expect to get the result as follows
> 107
> 104
> 91
> 90
> 10
> 10
> 10
> 10
> But what i was getting is empty column of variable r.How to solve this
>
> --
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> Sent from the R help mailing list archive at Nabble.com.
>
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-- 
Jim Holtman
Cincinnati, OH
+1 513 646 9390

What is the problem that you are trying to solve?