Re: [Rd] Cook's Distance in GLM (PR#9316)

2008-05-14 Thread Heather . Turner
Well I suppose a warning's not going to hurt. Even in a case like the occupationalStatus example where you know some points have been fitted exactly, it might be useful to be reminded that the standardised residuals for these points are then NaN and cannot be displayed. Of course when you don't

Re: [Rd] Cook's Distance in GLM (PR#9316)

2006-10-24 Thread Peter Dalgaard
[EMAIL PROTECTED] writes: > Hi Community, > > I'm trying to reconcile Cook's Distances computed in glm. The > following snippet of code shows that the Cook's Distances contours on > the plot of Residuals v Leverage do not seem to be the same as the > values produced by cooks.distance() or in the

[Rd] Cook's Distance in GLM (PR#9316)

2006-10-24 Thread A . Robinson
Hi Community, I'm trying to reconcile Cook's Distances computed in glm. The following snippet of code shows that the Cook's Distances contours on the plot of Residuals v Leverage do not seem to be the same as the values produced by cooks.distance() or in the Cook's Distance against observation nu