Hi, I summary() a variable with 409908 numeric observations. The variable is part of a data.frame. The problem is that the min and max returned by summary() do not equal the ones returned by min() and max(). Does anybody know why that is?
> min(data$vc) [1] 15452 > max(data$vc) [1] 316148 > summary(data$vc) Min. 1st Qu. Median Mean 3rd Qu. Max. 15450 21670 40980 55500 63880 316100 sessionInfo() R version 2.11.1 (2010-05-31) x86_64-apple-darwin9.8.0 locale: [1] en_US.UTF-8/en_US.UTF-8/C/C/en_US.UTF-8/en_US.UTF-8 attached base packages: [1] stats graphics grDevices utils datasets methods base other attached packages: [1] sqldf_0.3-5 chron_2.3-39 gsubfn_0.5-5 [4] proto_0.3-8 RSQLite.extfuns_0.0.1 RSQLite_0.9-4 [7] DBI_0.2-5 Thanks much, Daniel -- View this message in context: http://r.789695.n4.nabble.com/Precision-of-summary-when-summarizing-variables-in-a-data-frame-tp3428570p3428570.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.
