Thomas Lumley wrote: > On Thu, 27 Apr 2006, Brian Quinif wrote: > > >>John, >> >>Thanks for the suggestion, but tomorrow I am teaching a little seminar >>for my department trying to convince people about how wonderful R is. >>These people are all Stata users, and they really like the idea that >>they only have to type ", robust" to get het. consistent std. errors. >> > > > This really is a unique feature of Stata. It's not hard to add the > standard errors to glm(), but it is harder to make other functions such as > predict() use them properly. > > The survey package gives these standard errors by default, but that might > also be regarded as too much work.
The Design package also does this: f <- fittingfunction( ) g <- robcov(f, ...) plot(g); summary(g) etc uses robust s.e. Frank > > -thomas > > Thomas Lumley Assoc. Professor, Biostatistics > [EMAIL PROTECTED] University of Washington, Seattle > > ______________________________________________ > R-help@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 > -- Frank E Harrell Jr Professor and Chair School of Medicine Department of Biostatistics Vanderbilt University ______________________________________________ R-help@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