Intro to visualization
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Transcript of Intro to visualization
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Heather ScalfDirector of Assessment
This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.
Visualizations and Tableau
My source
Jones, B. (2014). Communicating data with tableau. Sebastopol, CA: O'Reilly.
Data pyramid
Image via visualisingadvocacy.org/blog/disinformation-visualization-how-lie-datavis
Principles of communicating data• Know your goal
Who?
Why?
GOAL
What?
Principles of communicating data• Use the right data, and know your data
Image via http://www.multiplexcomic.com/strip/801
Principles of communicating data• Use the best
visualizations• What is the best way
to encode your data for understanding?
Category 1
Category 2
Category 3
Category 4
0246
Chart Title
Series 1 Series 2 Series 3
Sales
1st Qtr 2nd Qtr 3rd Qtr 4th QtrImage via Computing for sustainability/
Principles of communicating data• Design for aesthetics
https://public.tableau.com/views/Oktoberfest/English?:embed=y&:loadOrderID=0&:display_count=yes&:showTabs=y
Principles of communicating data• Design for aesthetics
Principles of communicating data• Choose an effective
medium/channel OR use the medium/channel that you have most effectively
• Use shading or color gradation for interactive vizzes• Don’t build super
busy dashboards designed for mobile devices• Add filtering
capabilities for greater depth
Principles of communicating data• Check the results
Image via http://viz.wtf/post/59439335703/well-that-clears-things-right-up-s
????
Image from http://viz.wtf/post/134344924614/always-from-the-west
What about that metadata?• Jay Z Top 25
What about that metadata?
Image via http://www.svds.com/rockandroll/#themoodyblues
Tableau Public
• https://public.tableau.com/s/
How to…• Open Tableau Public software• Connect to data—a file (Excel, Access, etc), a
server or other saved data source• Choose tables/worksheets that you want to
visualize• Open Tableau worksheet, drag and drop elements
to reveal your story
?