If you are using 'read.csv', add the parameter    as.is=TRUE  to
prevent conversion to factors.

If you have factors that are supposed to be numeric, use the following

df$mydata <- as.numeric(as.character(df$mydata))


On Fri, Mar 11, 2011 at 10:45 AM, Andreas Emanuelsson
<andreas.emanuels...@sik.se> wrote:
> Hi, I have tried to load a file originally from Excel, via csv, text and 
> clipboard today.
>
> When I succeed I cannot change the format from "factor", and when I try to 
> convert it to numerical it only gives the position of the "factor-group", not 
> the real value in the column?
>
> Any quick suggestions?
>
> Andreas
>
>
>        [[alternative HTML version deleted]]
>
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>



-- 
Jim Holtman
Data Munger Guru

What is the problem that you are trying to solve?

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