I suspect this is by design. Questions about "why" should probably cc the contributed package maintainer(s). -- Sent from my phone. Please excuse my brevity.
On July 27, 2017 7:49:47 AM PDT, Dimitri Liakhovitski <dimitri.liakhovit...@gmail.com> wrote: >To clarify: my question is not about "who could I exclude NAs from >being >counted" - I know how to do that. >My question is: Why na.rm = T is not working for geom_bar in this case? > >On Thu, Jul 27, 2017 at 8:24 AM, Dimitri Liakhovitski < >dimitri.liakhovit...@gmail.com> wrote: > >> Hello! >> >> I am trying to understand how ggplot2's geom_bar treats NAs. >> The help file says: >> >> library(ggplot2) >> ?geom_bar >> na.rm: If FALSE, the default, missing values are removed with a >warning. >> If TRUE, missing values are silently removed. >> >> I am trying it out: >> md <- data.frame(a = c(letters[1:5], letters[1:4], letters[1:3], >rep(NA, >> 3))) >> str(md); levels(md$a) >> >> ggplot(data = md, mapping = aes(x = a)) + >> geom_bar(na.rm = F) >> It runs without warnings and generates counts for each factor level >AS >> WELL AS the NAs. Makes sense. >> >> Now, I don't want the NAs to be counted. So, I run: >> ggplot(data = md, mapping = aes(x = a)) + >> geom_bar(na.rm = T) >> >> But I still have NAs in the picture. Why? >> What am I missing? >> >> Thank you! >> -- >> Dimitri Liakhovitski >> ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.
