[R] simple data manipulation question

[Greg Snow]

?aggregate

-- 
Gregory (Greg) L. Snow Ph.D.
Statistical Data Center
Intermountain Healthcare
greg.snow at imail.org
801.408.8111


> -----Original Message-----
> From: r-help-bounces at r-project.org [mailto:r-help-bounces at r-
> project.org] On Behalf Of dolar
> Sent: Wednesday, December 09, 2009 5:51 PM
> To: r-help at r-project.org
> Subject: [R] simple data manipulation question
> 
> 
> Hi there
> 
> I have a dataframe of a whole lot of variables
> 
> lets say, one of my variables is gender
> how do I simply get an average of all other variables by gender?
> --
> View this message in context: http://n4.nabble.com/simple-data-
> manipulation-question-tp956600p956600.html
> Sent from the R help mailing list archive at Nabble.com.
> 
> ______________________________________________
> R-help at 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.