[R] Ancova_non-normality of errors

2008-05-05 Thread Yvonnick NOEL
, in terms of qqplot adjustment or comparative fit indicies (AIC, BIC,...). HTH, Yvonnick Noel, PhD University of Brittany France Message: 1 Date: Sun, 04 May 2008 11:56:09 +0200 From: Tobias Erik Reiners [EMAIL PROTECTED] Subject: [R] Ancova_non-normality of errors To: r-help@r-project.org Message-ID

[R] Ancova_non-normality of errors

2008-05-04 Thread Tobias Erik Reiners
Hello Helpers, I have some problems with fitting the model for my data... --my Literatur says (crawley testbook)= Non-normality of errors--I get a banana shape Q-Q plot with opening of banana downwards Structure of data: origin wt pes gender 1 wild 5.35 147.0 male 2 wild

Re: [R] Ancova_non-normality of errors

2008-05-04 Thread John Fox
-Original Message- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Tobias Erik Reiners Sent: May-04-08 5:56 AM To: r-help@r-project.org Subject: [R] Ancova_non-normality of errors Hello Helpers, I have some problems with fitting the model for my data... --my