pltacf — plots partial autocorrelation fonction
pltacf(res,arg1, ,argn)
res= a tlist result from function acf, ljungbox, li_mcloed or pacf
argi = options that can be:
- 'stud' if the user wants to graph standardized residuals
- 'onegraph' if the user wants to plot one residual per graphic window (if there are several endogenous variables)
nothing (printed on a graphic window)