Data Visualization vs. Infographics Analyzing Research Infographics Communicating Dissemination Both attempt to faithfully represent the data Different point of entry Data visualization can happen at any stage, but infographics are a summary for after you have explored the data
Data Visualization Presentation Why Data Visualization Basic Tips and Trick Visualizations Gone Wrong Seeing is Believing (for better or worse)
Why Data Visualization Human Pattern Recognition Identifying Outliers Summary Statistics Are Only Part of Story
Anscombe’s Quartet I II III IV X Y 10 8.04 9.14 7.46 8 6.58 6.95 8.14 6.77 5.76 13 7.58 8.74 12.7 7.71 9 8.81 8.77 7.11 8.84 11 8.33 9.26 7.81 8.47 14 9.96 8.1 7.04 6 7.24 6.13 6.08 5.25 4 4.26 3.1 5.39 19 12.5 12 10.8 9.13 8.15 5.56 7 4.82 7.26 6.42 7.91 5 5.68 4.74 5.73 6.89
Anscombe’s Quartet I II III IV Mean SD r Human Pattern Recognition X Y 10 8.04 9.14 7.46 8 6.58 6.95 8.14 6.77 5.76 13 7.58 8.74 12.7 7.71 9 8.81 8.77 7.11 8.84 11 8.33 9.26 7.81 8.47 14 9.96 8.1 7.04 6 7.24 6.13 6.08 5.25 4 4.26 3.1 5.39 19 12.5 12 10.8 9.13 8.15 5.56 7 4.82 7.26 6.42 7.91 5 5.68 4.74 5.73 6.89 Human Pattern Recognition Identifying Outliers Summary Statistics Are Only Part of Story I II III IV X Y Mean 9.0 7.5 SD 3.3 2.0 r 8.2
Anscombe’s Quartet
Why Data Visualization Do No Harm Tufte’s Data/Ink Ratio Avoid 3D effects and Visual Noise Keep Style’s Consistent Across Graphs Label Data to Help the Reader Keep it Simple Always Get a Second and Third Opinion
Things to Avoid http://www.buzzfeed.com/katienotopoulos/graphs-that-lied-to-us#.om28RB3YX
The data is accurate but confusing Upside down y-axis The data is accurate but confusing http://www.buzzfeed.com/katienotopoulos/graphs-that-lied-to-us#.om28RB3YX
A Good Data Visualization should inform your thinking not obscure it http://mediamatters.org/research/2012/10/01/a-history-of-dishonest-fox-charts/190225
The times are displayed equally far apart http://www.buzzfeed.com/katienotopoulos/graphs-that-lied-to-us#.om28RB3YX
The Gulf between 35% and 39.6% http://www.buzzfeed.com/katienotopoulos/graphs-that-lied-to-us#.om28RB3YX
The Gulf between 35% and 39.6% http://www.buzzfeed.com/katienotopoulos/graphs-that-lied-to-us#.om28RB3YX
Not Including the Full Range Distorts the Differences http://www.buzzfeed.com/katienotopoulos/graphs-that-lied-to-us#.om28RB3YX
Without Context: YIKES!
Source : The Visual Display of Quantitative Information – Edward R. Tufte
Source : The Visual Display of Quantitative Information – Edward R. Tufte
http://www.ssc.wisc.edu/~oliver/RACIAL/Reports/NIHMinoritydrugUse%20report.pdf
People Respond to Images both Consciously and Subconsciously When telling a story with images Please Use Images Responsibly Seeing is Believing (for better or worse) And save the Tigers