Sets are a different Tableau element. A Set is based on a Dimension. Unlike Groups, Sets are dynamic. With Sets, the values are either In the Set or Out .
Sets have a special icon: 
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Sets have two ways of being displayed in a Worksheet. By default, a Set will return In or Out, but if you right-click on its pill, you can see that it's possible to show the members that are in:
To create a Set, right-click on a Dimension, go to Create, and then Set. A new window opens with three tabs:
- The first tab, General, allows you to select the values ...
