Hello everybody, I'm using mixed with repeated measurement, and I want to choose the best model, when I compared the different possibilities of the stamen type (ante(1), ar(1), un, cs...) I have some AIC values negatives and positives. So my question is smaller is better, but smaller means near to 0 or more negative. One example I have for ante(1) an AIC of -75.8 and for ar(1) 8.8 so which one is the preferred model?? Thank you for the help! ... View more