By: Eric Parker
Eric Parker lives in Seattle and has been teaching Tableau and Alteryx since 2014. He's helped thousands of students solve their most pressing problems. If you have a question, feel free to reach out to him directly via email. You can also sign up for a Tableau Office Hour to work with him directly!
Reference lines in Tableau can serve a number of purposes. They can provide a constant point of reference, display an average, represent a dynamic, field-driven value, heck, they can even keep your axis length fixed to help users limit data comprehension issues due to change blindness.
Want to master Tableau's reference lines? Check this video out!
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