The One Law of Data Visualization is…

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…Thou shalt always start thy bar chart at zero.

This Fox News example is infamous–the internet backlash forced them to apologize and share a corrected version:

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But what do you do when it could be helpful to show only the top of the bars–for example, the several pound fluctuation every time you step on the scales? Data Viz guru Nathan Yau has a fun exploration of alternatives to the zero baseline bar chart at Flowing Data.

#dailydatastory

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