Interestingly, Hmisc::describe() and summary() seem to be using one Type, and stats::fivenum() seems to be using another Type.
> fivenum(cbiomass) [1] 910.0 1039.0 1088.5 1156.5 1415.0 > summary(cbiomass) Min. 1st Qu. Median Mean 3rd Qu. Max. 910 1048 1088 1104 1139 1415 > describe(cbiomass)$counts n missing unique Mean .05 .10 .25 .50 .75 "12" "0" "12" "1104" " 920.5" " 938.3" "1047.5" "1088.5" "1138.8" .90 .95 "1248.7" "1327.0" cheers, -Girish -- View this message in context: http://n4.nabble.com/Quartiles-and-Inter-Quartile-Range-tp1145817p1248728.html Sent from the R help mailing list archive at Nabble.com. ______________________________________________ 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.