Multi-line chart with custom range banding in Tableau

It’s easy in Excel. So it should be easy in Tableau right? Well, not quite.

There’s a little trickery involved! But we likes that, don’t we my precious…

I have 200 unique regions in my dataset so I wanted the chart to show a range from the min to the max. Then I wanted to overlay an average line and a specific, selected region.

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