O'Reilly logo

Tableau Dashboard Cookbook by Jen Stirrup

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Dueling with dual axes

Charts with dual axes can be a mixed blessing. Adding another axis can help the purpose of comparison. Comparison is one of the essential tools to analyze data. You can often hear it expressed in user questions, such as how does that figure compare to last year's, or where are we in relation to our target?

On the other hand, dual axes are best used where the viewer genuinely understands the data. Dual axes can be very misleading. For example, if we have units on one axis and currency on another, the chart can be hard to understand. Further, if the axes are contracted whereby they don't start at zero, or only show a band of the data, then the naïve user may find it misleading. Normally, due to these issues, dual-axis charts ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required