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]] > > ______________________________________________ > R-help@r-project.org mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > -- Jim Holtman Data Munger Guru What is the problem that you are trying to solve? ______________________________________________ R-help@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
