# Time Series Tips

From QERM Wiki

This is a good website for Time Series, in particular aspects of ACFs, PACFS, and ARIMA Models: http://www.duke.edu/~rnau/411home.htm

Below are some specific pages that I found helpful.

Determing order of AR & MA Terms from ACF/PACF http://www.duke.edu/~rnau/411arim3.htm

Determining a Seasonal ARIMA Model: http://www.duke.edu/~rnau/seasarim.htm#model1

General Guidelines for Determining ARIMA Models: http://www.duke.edu/~rnau/arimrule.htm