Re: [R] output by(...)

2012-03-25 Thread INCOMA GfK
perfect, thanks a lot! :o) -z Odesílatel: Gabor Grothendieck [ggrothendi...@gmail.com] Odesláno: 25. března 2012 12:27 Komu: Skála, Zdeněk (INCOMA GfK) Kopie: r-help@r-project.org Předmět: Re: [R] output by(...) 2012/3/25 Skála, Zdeněk (INCOMA GfK

Re: [R] output by(...)

2012-03-25 Thread peter dalgaard
On Mar 25, 2012, at 12:27 , Gabor Grothendieck wrote: > 2012/3/25 Skála, Zdeněk (INCOMA GfK) : >> Dear all, >> >> I have a question that is probably pretty stupid, so apologies in advance... >> >> I do a simple >> >>> mydata.tab <- by(my.data.frame, my.data.frame$category, colMeans) >> >> ...

Re: [R] output by(...)

2012-03-25 Thread Gabor Grothendieck
2012/3/25 Skála, Zdeněk (INCOMA GfK) : > Dear all, > > I have a question that is probably pretty stupid, so apologies in advance... > > I do a simple > >> mydata.tab <- by(my.data.frame, my.data.frame$category, colMeans) > > ...works fine, but I need to output the results to some "flat" file (kind

[R] output by(...)

2012-03-25 Thread INCOMA GfK
Dear all, I have a question that is probably pretty stupid, so apologies in advance... I do a simple > mydata.tab <- by(my.data.frame, my.data.frame$category, colMeans) ...works fine, but I need to output the results to some "flat" file (kind of table) to work with it in Excel etc. So I am do