13. Visualization as an Aid to Analytics

Every now and then one paints a picture that seems to have opened a door and serves as a stepping stone to other things.

—Pablo Picasso, as quoted in Why Greatness Cannot Be Planned [1]

One of the biggest challenges for nontechnical and business users in producing data visualizations is deciding which visual should be used to represent the data accurately. Maybe it’s not so much the accuracy as it is the clarity. But why do it at all? As humans, we tend to think visually (at least a good number of us do). Sometimes concepts or ideas can best be described with pictures rather than just words or verbal discussions. Discussing the differences between 10 different data points is interesting, but if we can ...

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