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Histogram – basics
More on histograms
6. Patterns in histograms – symmetry


Histograms often display some kind of pattern. A few of these patterns have their own names based on their symmetry. We've written them below each histogram.

This histogram is called SYMMETRIC, for obvious reasons.

A histogram with a long left tail is called SKEWED LEFT.

A histogram with a long right tail is called SKEWED RIGHT.