what is the lowest aic which aic is lowest? why aic values are negative what is the lowest aic value which model has the lowest aic value what is the lowest aic value what is the highest aic in mixed models what is the smallest negative aic which model has the lowest aic which model has lowest aic in the mixed model which aic represents the best which aic is the lowest what is the highest negative aic what is the best mixed model is aic the best model which model has the lowest aic and is the best? what is the lowest aic in mixed model what value is the lowest aic what is the lowest aic is the largest negative aic best