Re: [R] regression with proportion data

2012-03-19 Thread Peter Ehlers
On 2012-03-19 07:35, S Ellison wrote: -Original Message- From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On Behalf Of Georgiana May Sent: 19 March 2012 14:06 To: r-help@r-project.org Subject: [R] regression with proportion data I understand that the binomial

Re: [R] regression with proportion data

2012-03-19 Thread S Ellison
> -Original Message- > From: r-help-boun...@r-project.org > [mailto:r-help-boun...@r-project.org] On Behalf Of Georgiana May > Sent: 19 March 2012 14:06 > To: r-help@r-project.org > Subject: [R] regression with proportion data > > I understand that the bi

Re: [R] regression with proportion data

2012-03-19 Thread Jorge I Velez
Hi Georgiana, Take a look at the betareg package at http://cran.r-project.org/web/packages/betareg/index.html HTH, Jorge.- On Mon, Mar 19, 2012 at 10:05 AM, Georgiana May <> wrote: > Hello, > I want to determine the regression relationship between a proportion (y) > and a continuous variable (

Re: [R] regression with proportion data

2012-03-19 Thread Rubén Roa
nsaje original- De: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] En nombre de Georgiana May Enviado el: lunes, 19 de marzo de 2012 15:06 Para: r-help@r-project.org Asunto: [R] regression with proportion data Hello, I want to determine the regression relationship between a propo

Re: [R] regression with proportion data

2012-03-19 Thread Doran, Harold
. > -Original Message- > From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On > Behalf Of Georgiana May > Sent: Monday, March 19, 2012 10:06 AM > To: r-help@r-project.org > Subject: [R] regression with proportion data > > Hello, > I want

[R] regression with proportion data

2012-03-19 Thread Georgiana May
Hello, I want to determine the regression relationship between a proportion (y) and a continuous variable (x). Reading a number of sources (e.g. The R Book, Quick R,help), I believe I should be able to designate the model as: model<-glm(formula=proportion~x, family=binomial(link="logit")) this ru