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Re: st: RE: Interpretation of quadratic terms

From   Rosie Chen <>
Subject   Re: st: RE: Interpretation of quadratic terms
Date   Tue, 9 Mar 2010 12:37:04 -0800 (PST)

Thanks a lot to Nick and Richard for the useful information and resources too. Will check them out and have a try soon!


----- Original Message ----
From: Richard Williams <>
To: "" <>; "" <>
Sent: Mon, March 8, 2010 7:12:43 PM
Subject: RE: st: RE: Interpretation of quadratic terms

At 06:57 PM 3/8/2010, Lachenbruch, Peter wrote:
> A couple of posts noted a) using residuals after logit or logistic gives you Pearson residuals (obs-expected)/sqrt(var), b) after glm you get     observed -expected (and get the two straight lines).
> Check out the postestimation stuff for logit and glm and you'll see what I mean. Also, try  this on the auto data - e.g. predicting foreign.

If you mean the 2 straight lines, I show this on p. 4 of

Richard Williams, Notre Dame Dept of Sociology
OFFICE: (574)631-6668, (574)631-6463
HOME:   (574)289-5227
EMAIL:  Richard.A.Williams.5@ND.Edu

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