Bert, How do you define "elementary"? And, do we play this like "Name That Tune"? "Bert, I can do that calculation in X operations." Or, maybe like Jeopardy, "What is the number X?" Or maybe we could play "Are You Smarter Than a Seventh-Grader?" I'm just asking.
Dan Daniel J. Nordlund Washington State Department of Social and Health Services Planning, Performance, and Accountability Research and Data Analysis Division Olympia, WA 98504-5204 > -----Original Message----- > From: r-help-boun...@r-project.org [mailto:r-help-bounces@r- > project.org] On Behalf Of Bert Gunter > Sent: Tuesday, November 01, 2011 1:13 PM > To: David Winsemius > Cc: r-help@r-project.org; Wendy > Subject: Re: [R] round up a number to 10^4 > > Yes, I agree with David that this looks like an error. > > However, for fun, one might ask: what is the fewest number of R > elementary > math operations that would produce such a result -- this might be good > for > clever 6th or 7th graders, for example. > > For here, I leave this as an exercise for the reader. > > -- Bert > > On Tue, Nov 1, 2011 at 12:42 PM, David Winsemius > <dwinsem...@comcast.net>wrote: > > > > > On Nov 1, 2011, at 1:07 PM, Wendy wrote: > > > > Hi all, > >> > >> I have a list of numbers, e.g., X = c(60593.23, 71631.17, 75320.1), > and > >> want > >> to round them so the output is Y = c(60000, 80000, 80000). > >> > > > > Under what notion of "rounding" would that be the result? > > > > I tried > >> Y<-round(X,-4), but it gives me Y = c(60000, 70000, 80000). Do > anybody > >> know > >> how to round up a number to 10^4? > >> > >> Thank you in advance. > >> > > > > > > -- > > David Winsemius, MD > > Heritage Laboratories > > West Hartford, CT > > > > ______________________________**________________ > > R-help@r-project.org mailing list > > https://stat.ethz.ch/mailman/**listinfo/r- > help<https://stat.ethz.ch/mailman/listinfo/r-help> > > PLEASE do read the posting guide http://www.R-project.org/** > > posting-guide.html <http://www.R-project.org/posting-guide.html> > > and provide commented, minimal, self-contained, reproducible code. > > > > > > -- > > Bert Gunter > Genentech Nonclinical Biostatistics > > Internal Contact Info: > Phone: 467-7374 > Website: > http://pharmadevelopment.roche.com/index/pdb/pdb-functional-groups/pdb- > biostatistics/pdb-ncb-home.htm > > [[alternative HTML version deleted]] > > ______________________________________________ > 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. ______________________________________________ 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.
