Getting Started with Tableau 2019.2 - Second Edition

Creating a year-on-year comparator

To create a year-on-year comparator, you need to combine everything that we have seen previously: Calculated Field, Reference Line, and Parameter.

Your mission (if you accept it) is to build a visualization where you can see the profit by region of a selected year compared to the previous year with a Reference Line. The Color also helps you to quickly spot the regions where the profit is lower than in the previous year. Here's the final result:

Quite impressive, isn't it? Let's build it! Follow this tutorial to learn how to do this:

1. Create a new Parameter and name it Select a year. Configure it as an Integer with ...