g13ac Example Program Results Lag Partial Predictor error Autoregressive autocorrn variance ratio parameter 1 0.800 0.359 1.108 2 -0.571 0.242 -0.290 3 -0.239 0.228 -0.193 4 -0.049 0.228 -0.014 5 -0.032 0.228 -0.032