Re: [R] Weights for polr

2008-09-24 Thread Gregory Wawro
Thanks for directing my attention to the survey package and svyolr(). Best, Greg . Gregory Wawro [EMAIL PROTECTED] Associate Professor phone: 212-854-8540 Dept. of Political Science fax:212-222-0598 741 Inte

Re: [R] Weights for polr

2008-09-22 Thread Thomas Lumley
On Mon, 22 Sep 2008, Gregory Wawro wrote: Hello, I'm estimating an ordered logit model on a probability weighted survey sample. You could use svyolr() in the survey package. polr permits case weights with the "weights" option, but I cannot figure out from existing documentation what it act

[R] Weights for polr

2008-09-22 Thread Gregory Wawro
Hello, I'm estimating an ordered logit model on a probability weighted survey sample. polr permits case weights with the "weights" option, but I cannot figure out from existing documentation what it actually does with these weights. I'm concerned about this because I get somewhat different