Modelli ARIMA in R
David Stoffer
Professor of Statistics at the University of Pittsburgh
astsa, usa sarima.for() per le previsioniSARIMA$(0,1,1) \times (0,1,1)_{12}$ era adeguato
sarima.for(log(AirPassengers), n.ahead = 24,
0, 1, 1, 0, 1, 1, 12)

Modelli ARIMA in R