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Event: Perspective User Conference 2016 Topic:Business Intelligence Speaker: Jonathon Carrell LinkedIn:https://www.linkedin.com/in/jonathoncarrell Blog:jonathoncarrell.net Twitter:@JonathonCarrell
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Data Visualization
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“Clutter and confusion are not attributes of data – they are shortcomings of design.” Edward Tufte
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General Design Considerations
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“Above all else show the data.” Edward Tufte (2001) The Visual Display of Quantitative Information, 2 nd Edition
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“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
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Stephen Few (2007) Save the Pies for Desert
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Stephen Few (2012) Show Me the Numbers
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Stephen Few (2012) Show Me the Numbers
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Stephen Few PerceptualEdge.com
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Stephen Few PerceptualEdge.com
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“If the statistics are boring, you’ve got the wrong numbers.” Edward Tufte
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Perspective : the capacity to view things in their true relations or relative importance.
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“At the heart of quantitative reasoning is a single question: Compared to what?” Edward Tufte (1990) Envisioning Information
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“No data have meaning apart for their context.” Donald J. Wheeler (2000) Understanding Variation: The Key To Managing Chaos, 2 nd Edition
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Data without Measure
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Voice of the CustomerSpecifications Goals Targets Quotas
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1.Improve the System 2.Distort the System 3.Distort the Data 1.Improve the System 2.Distort the System 3.Distort the Data
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The Voice of the Process
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Aligning the Voices
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Upper Natural Process Limit Lower Natural Process Limit Center Line Process Behavior Chart
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Detecting Signals
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A Real “Data Story”
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Perspective Data in Context
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“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
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“Numbers have an important story to tell. They rely on you to give them a clear and convincing voice.” Stephen Few
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