[R] Graphic representation of model results

2007-09-03 Thread Guillaume Brutel
Dear list members, I am facing difficulties in making a graphics that could show visually results of a model. I have tested the effects of 4 quantitative variables (Z1, Z2, Z3, Z4) on a variable Y using a weighted mixed effects GLM with weights W (using the glmmPQL function). I applied a

[R] Graphic representation of model results

2007-09-03 Thread Guillaume Brutel
Apologies for cross-posting but I think my previous mail was in HTML (which is inadvisable for the help mailing list). Dear list members, I am facing difficulties in making a graphics that could show visually results of a model. I have tested