Hi > -----Original Message----- > From: r-help-boun...@r-project.org [mailto:r-help-bounces@r- > project.org] On Behalf Of David Winsemius > Sent: Friday, September 20, 2013 6:39 AM > To: ivanc010 > Cc: r-help@r-project.org > Subject: Re: [R] Need help to find out the name of my columns and rows > in a data file > > > On Sep 19, 2013, at 3:59 PM, ivanc010 wrote: > > > I've been assigned homework to analyze a file. The R package is > "car". > > The specific data file is "Florida." > > > > So, I did the usual stuff: > > library(car) > > data(Florida) > > summary(Florida) > > > > My specific assignment is to run a t-test between GORE and BUSH. > (This > > file has information on the 2000 election.) > > > > To run my t-test, my code must be something analogues to: > > > > > t.test(case0102$Salary[case0102$Sex=="Female"],case0102$Salary[case010 > > 2$Sex=="Male"]) > > > > Unfortunately, for my Florida data I can't find the analogues titles > > of the rows and columns (i.e. Sex and Salary).
Well, can not resist. I believe both are Male. see ?str Regards Petr > > Please read the Posting Guide. Many of the participants in R-Help are > academics and they are asking _their_ students not to post howmework > questions here. The Posting Guide lays out the reasoning. Please read > it, ... and don't expect replies. > > > -- > > View this message in context: > > http://r.789695.n4.nabble.com/Need-help-to-find-out-the-name-of-my- > col > > umns-and-rows-in-a-data-file-tp4676534.html > > Sent from the R help mailing list archive at Nabble.com. > > > > Nabble is NOT the archive for R-help. > > -- > > David Winsemius > Alameda, CA, USA > > ______________________________________________ > 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.