plot_outline()plot_cook(values, title)
plot_acf(x_var, y_var, title)
plot_pacf(x_var, y_var, title)
plot_resid(model_fitted, model_resid, title)
plot_qq(model_resid, theo_quan, title)
plot_gcvv(x_var, y_var, lab, best_t_val, title)
plot_all_diag(p1, p2, p3, p4, p5, p6, title)
plot_empty()