Three Questions

There are things we already know, but must verify.  There are things we suspect, but must clarify.  Lastly, there are the questions we don't know we should be asking until we've explored the data visually; it's here that we discover unexpected insight. ~ paraphrased from conversations with Dan Murray.

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Interworks Tableau Performance Analyzer

Poke the box.

"All great programmers learn the same way.  They poke the box.  They code something and see what the computer does.  They change it and see what the computer does.  They repeat the process again and again until they figure out houw the box works."
Seth Godin, Poke the Box