Tableau 2019.x Cookbook
by Dmitry Anoshin, Teodora Matic, Slaven Bogdanovic, Tania Lincoln, Dmitrii Shirokov
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In the Forecast Options window, Tableau provides us with various option for customizing our forecast. We can choose how to aggregate our data under Source Data. By default, it is aggregated by Quarters, but in the drop-down menu, we can choose to aggregate across different time periods, such as Year or Month. Under Data Source, we can also choose how many time points to ignore. Finally, we can replace the null (missing) values with zeros if desired.
Under Forecast Model, we can change our model from Automatic to Automatic without Seasonality, or Custom model, in which case we can manually choose the trend and season.
Finally, we can select or deselect the box in front of Show prediction intervals in order to turn the prediction ...
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