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Data Visualization For All is copyrighted by
Jack Dougherty and contributors
and distributed under a Creative Commons Attribution-NonCommercial 4.0 International License.
You may freely share and modify this content for non-commercial purposes, with a source credit to http://DataVizForAll.org.
Improve this book: Donate to DataViz students and add comments or revisions.
Improve this book: Donate to DataViz students and add comments or revisions.