How to use INDEX () for quick Top N filter in Tableau

[VIDEO] – INDEX () is a table calculation in Tableau that returns the position of the current row in a partition.

In this example, am going to demonstrate to you how to use the function INDEX () to filter the top N members of a dimension - as a way of minimizing the number of members displayed on the view, to build neat dashboards without the unnecessary side-scrollers.

Watch the video for more details.