Event: Perspective User Conference 2016 Topic:Business Intelligence Speaker: Jonathon Carrell LinkedIn: Blog:jonathoncarrell.net
Data Visualization
“Clutter and confusion are not attributes of data – they are shortcomings of design.” Edward Tufte
General Design Considerations
“Above all else show the data.” Edward Tufte (2001) The Visual Display of Quantitative Information, 2 nd Edition
“Given their low data-density and failure to order numbers along a visual dimension, pie charts should never be used.” Edward Tufte (2001) The Visual Display of Quantitative Information, 2 nd Edition
Stephen Few (2007) Save the Pies for Desert
Stephen Few (2012) Show Me the Numbers
Stephen Few (2012) Show Me the Numbers
Stephen Few PerceptualEdge.com
Stephen Few PerceptualEdge.com
“If the statistics are boring, you’ve got the wrong numbers.” Edward Tufte
Perspective : the capacity to view things in their true relations or relative importance.
“At the heart of quantitative reasoning is a single question: Compared to what?” Edward Tufte (1990) Envisioning Information
“No data have meaning apart for their context.” Donald J. Wheeler (2000) Understanding Variation: The Key To Managing Chaos, 2 nd Edition
Data without Measure
Voice of the CustomerSpecifications Goals Targets Quotas
1.Improve the System 2.Distort the System 3.Distort the Data 1.Improve the System 2.Distort the System 3.Distort the Data
The Voice of the Process
Aligning the Voices
Upper Natural Process Limit Lower Natural Process Limit Center Line Process Behavior Chart
Detecting Signals
A Real “Data Story”
Perspective Data in Context
“A dashboard is a visual display of the most important information needed to achieve one or more objectives that has been consolidated on a single computer screen so it can be monitored at a glance.” Stephen Few (2013) Information Dashboard Design, 2 nd Edition
“Numbers have an important story to tell. They rely on you to give them a clear and convincing voice.” Stephen Few
Additional Resources