I don't know about such a function, but tapply(data,cut(data,breaks),what to do)
should give you what you need. HIH Ciao, Stefano On Tue, Sep 26, 2006 at 12:44:35PM +0100, Federico Calboli wrote: <Federico>Hi All, <Federico> <Federico>I have a vector of data, a vector of bin breakpoints and I want to put my data <Federico>in the bins and then extract fanciful informations like the mean value of each bin. <Federico> <Federico>I know I can write my own function, but I would have thought that R should have <Federico>somewhere a function that took as arguments something like (data, breaks, what <Federico>to do with the data in the bins). I surey could not find it trawling the R-help <Federico>archives though. <Federico> <Federico>If such a function exists I'd be grateful to anyone pointing it out to me. <Federico> <Federico>Cheers, <Federico> <Federico>Fede <Federico> <Federico>-- <Federico>Federico C. F. Calboli <Federico>Department of Epidemiology and Public Health <Federico>Imperial College, St Mary's Campus <Federico>Norfolk Place, London W2 1PG <Federico> <Federico>Tel +44 (0)20 7594 1602 Fax (+44) 020 7594 3193 <Federico> <Federico>f.calboli [.a.t] imperial.ac.uk <Federico>f.calboli [.a.t] gmail.com <Federico> <Federico>______________________________________________ <Federico>R-help@stat.math.ethz.ch mailing list <Federico>https://stat.ethz.ch/mailman/listinfo/r-help <Federico>PLEASE do read the posting guide http://www.R-project.org/posting-guide.html <Federico>and provide commented, minimal, self-contained, reproducible code. ______________________________________________ R-help@stat.math.ethz.ch 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.