[R] lm function

Thomas Lumley tlumley at u.washington.edu
Thu Jan 22 22:05:52 CET 2004

On Thu, 22 Jan 2004, jenny smith wrote:

> Hi, How can I extract the standard deviation of the coefficients when
> using the lm function.  I know ____$coefficient gives me the individual
> betas.  thank you

$coefficient is not the recommended way to get the coefficients.

use coef(your.model) for the coefficients and vcov(your.model) for their
variance matrix, so that sqrt(diag(vcov(your.model))) are the standard


> ---------------------------------
> 	[[alternative HTML version deleted]]
> ______________________________________________
> R-help at stat.math.ethz.ch mailing list
> https://www.stat.math.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html

Thomas Lumley			Assoc. Professor, Biostatistics
tlumley at u.washington.edu	University of Washington, Seattle

More information about the R-help mailing list