This issue is brimming with info about a key tool in our time series arsenal toolbox: correlogram analysis. We take you first through the auto-correlation and the partial auto-correlation functions definition.Next, we derive and highlight the common patterns in the…
In this week’s issue of Tips & Tricks, we consider the process of model comparison, as well as the selection of the best model. Using a monthly total sales time series for Company X, we conduct our preparatory analysis and…