[R] R questions

Uwe Ligges ligges at statistik.uni-dortmund.de
Tue Sep 19 10:23:46 CEST 2006

You might want to read
Ligges (2003): R Help Desk: Getting Help - R's Help Facilities and 
Manuals, R News 3(1), 26--28,

Uwe Ligges

Lynda wrote:

>  I have a few questions for R:
> 1. Other than using a built-in function such as mean(), how do I know if 
> it is installed in my current version of R?
> 2. To get help in R, I can use several ways:
> ?sort
> help.search("sort")
> help(sort)
> apropos("sort")
> the help menu
> are there any other ways to get help?
> 3. When I see a help menu for a function, does it mean the function is 
> installed?
> 4. If I execute a program file that contains output files that doesn't 
> have a path specified, which path is it going to output to? Is it the 
> Current Working Directory that the output file is going to output? if I 
> change the working directory by using setwd(), is that going to change 
> where the output file path permanently until I specify it again?
> Thanks a lot!
> Lynda
> ______________________________________________
> R-help at stat.math.ethz.ch 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.

More information about the R-help mailing list