Lag specifies a lag value to add to the list. Type in a positive integer or select one by clicking the spin box arrows. Duplicates are allowed.
Add adds the value in the Lag spin box to the list of differencing lags.
Remove deletes a selected lag from the list of differencing lags.
OK closes the window and returns the specified list to the Factored ARIMA Model Specification window.
Cancel closes the window and discards any lags added to the list.