[MINI] Heteroskedasticity

Published: Sept. 9, 2016, 3 p.m.

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Heteroskedasticity is a term used to describe a relationship between two variables which has unequal variance over the range. \\xa0For example, the variance in the length of a cat\'s tail almost certainly changes (grows) with age. \\xa0On the other hand, the average amount of chewing gum a person consume probably has a consistent variance over a wide range of human heights.

We also discuss some issues with the visualization shown in the tweet embedded below.

Image claiming relationship between income and tickets issued

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