Population 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 0 20 40 60 80 100 120 0 20 40 60 80 100 Time Residues parent 0 20 40 60 80 100 -4 -2 0 2 4 Predicted Standardized residual 0 20 40 60 80 100 120 0 10 20 30 40 Time Residues m1 0 10 20 30 40 -4 -2 0 2 4 Predicted Standardized residual