[R] Seasonality

Alberto Monteiro albmont at centroin.com.br
Thu Aug 9 18:40:31 CEST 2007

I have a time series x = f(t), where t is taken for each
month. What is the best function to detect if _x_ has a seasonal
variation? If there is such seasonal effect, what is the
best function to estimate it?

Function arima has a "seasonal" parameter, but I guess this is
too complex to be useful.

Alberto Monteiro

More information about the R-help mailing list