Also use of T and F is bad form since its possible to define variables T and F. Use TRUE and FALSE.
On 9/20/07, Ted Harding <[EMAIL PROTECTED]> wrote: > Excellent! Thanks. Just what I need for referring > friends to. > > However, your very first feedback: > > Under http://www.statmethods.net/input/datatypes.html > you have: > > ##Vectors > > a <- c(1,2,5.3,6,-2,4) # numberic vector > b <- c("one","two","three") # character vector > c <- c(T,T,T,F,T,F) #logical vector > > ##Refer to elements of a vector using subscripts. > > a[2,4] # 2nd and 4th elements of vector > > ## Err, no! a[c(2,4)] of course! > > More {when|if} I spot them! > Best wishes, > Ted. > > On 20-Sep-07 13:24:22, Rob Kabacoff wrote: > > Hi Folks, > > > > I have created a website with over 70 R tutorials on a wide range of > > subjects. The site is aimed at data analysts who have an idea about > > what they would like to do, but don't know how to do it in R. The site > > should be particularly useful for users of statistical packages like > > SAS, SPSS, Stata, and Systat who would like to get up and running in R > > quickly. However, I think that it will also be useful for even veteran > > R users. > > > > The URL is http://www.statmethods.net > > > > Topics are organized around these headings: > > * The R Interface > > * Data Input > > * Data Management > > * Basic Statistics > > * Advanced Statistics > > * Basic Graphs > > * Advanced Graphs > > > > Topic range from GUIs to creating publication quality output, from > > database access to date values, from t-tests to generalized linear > > models, from barcharts to interactive multivariate graphics. > > > > I hope that you find this useful. Please feel free to link to the site. > > > > Feedback is always welcome. > > > > Sincerely, > > > > Rob Kabacoff, Ph.D. > > [EMAIL PROTECTED] > > www.statmethods.net > > > > ______________________________________________ > > 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. > > -------------------------------------------------------------------- > E-Mail: (Ted Harding) <[EMAIL PROTECTED]> > Fax-to-email: +44 (0)870 094 0861 > Date: 20-Sep-07 Time: 15:17:14 > ------------------------------ XFMail ------------------------------ > > ______________________________________________ > 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.
