Re: [R] glm.nb() giving strongly different results

2009-03-25 Thread Bill.Venables
u/bill.venables/ > > > -Original Message- > From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On > Behalf Of David Croll > Sent: Wednesday, 25 March 2009 12:36 PM > To: r-help@r-project.org > Subject: [R] glm.nb() giving strongly different

Re: [R] glm.nb() giving strongly different results

2009-03-25 Thread David Croll
y, 25 March 2009 12:36 PM To: r-help@r-project.org Subject: [R] glm.nb() giving strongly different results Dear colleagues, I have performed several dozens of glm.nb(response ~ variable) analyses weeks ago, and when I looked through the results today I saw that many of the results have quite dif

Re: [R] glm.nb() giving strongly different results

2009-03-24 Thread Bill.Venables
cmis.csiro.au/bill.venables/ -Original Message- From: r-help-boun...@r-project.org [mailto:r-help-boun...@r-project.org] On Behalf Of David Croll Sent: Wednesday, 25 March 2009 12:36 PM To: r-help@r-project.org Subject: [R] glm.nb() giving strongly different results Dear colleagues, I have

[R] glm.nb() giving strongly different results

2009-03-24 Thread David Croll
Dear colleagues, I have performed several dozens of glm.nb(response ~ variable) analyses weeks ago, and when I looked through the results today I saw that many of the results have quite different intercept values despite the response part remained the same. I'm quite sure I did same kind