Re: [R] Estimating the standard error when you have sampling weights.

2008-11-25 Thread Thomas Lumley
On Mon, 24 Nov 2008, Robert Wilkins wrote: Hi, Where can I find information ( freely available on the Internet , and also books or other sources ) on how having sampling weights changes the calculation of the standard error (of means and proportions)? Alan Zaslavsky keeps a comprehensive lis

Re: [R] Estimating the standard error when you have sampling weights.

2008-11-25 Thread Peter Dalgaard
David Winsemius wrote: > I am having difficulty thinking that you cannot find general material by > doing a Google search, but can tell you from memory that the US National > Center for Health Statistics publishes on the WWW quite a bit of > information about their survey methods. > > For an R-cen

Re: [R] Estimating the standard error when you have sampling weights.

2008-11-25 Thread David Winsemius
I am having difficulty thinking that you cannot find general material by doing a Google search, but can tell you from memory that the US National Center for Health Statistics publishes on the WWW quite a bit of information about their survey methods. For an R-centric answer: Have you looked

[R] Estimating the standard error when you have sampling weights.

2008-11-24 Thread Robert Wilkins
Hi, Where can I find information ( freely available on the Internet , and also books or other sources ) on how having sampling weights changes the calculation of the standard error (of means and proportions)? How good is R for this type of procedure? And SAS? thanks Robert [[alternativ