Re: [Rd] contr.sum() and contrast names

2012-10-30 Thread John Fox
Hi Milan, On Tue, 30 Oct 2012 10:25:56 +0100 Milan Bouchet-Valat wrote: > Le samedi 27 octobre 2012 à 10:44 -0400, John Fox a écrit : > > Hi Milan, > > > > Take a look at the contr.Sum() and contr.Treatment() functions in the > > car package. > Yeah, this is the kind of function I had in mind.

Re: [Rd] contr.sum() and contrast names

2012-10-30 Thread Milan Bouchet-Valat
Le samedi 27 octobre 2012 à 10:44 -0400, John Fox a écrit : > Hi Milan, > > Take a look at the contr.Sum() and contr.Treatment() functions in the > car package. Yeah, this is the kind of function I had in mind. Just that I think we should have an equivalent in the base packages. > (I recall, BTW,

Re: [Rd] contr.sum() and contrast names

2012-10-27 Thread John Fox
Hi Milan, Take a look at the contr.Sum() and contr.Treatment() functions in the car package. (I recall, BTW, the sometimes acrimonious previous discussion of this issue.) Best, John John Fox Sen. William McMaster Prof. of Social Statistics Depa