Oh strange...
> round(108.275 , 2) [1] 108.28 > round(208.275 , 2) [1] 208.28 > round(308.275 , 2) [1] 308.27 > looks not like what one should expect... R version 2.9.2 (2009-08-24) Ciao, Oliver ______________________________________________ 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.