Tag Archive : Correlation

/ Correlation

Every so often the SEO community will erupt into an uproar at the publication of a new ranking factors study.

The usual cry – “correlation is not the same as causation!”

You may be familiar with the terms.

Correlation is the “mutual relation of two or more things” and causation is “the action of causing or producing.”

Essentially, is something genuinely the cause of a result, or does it just happen to change in line with the result?

To put it clearly, here is an unusual example of correlation.

Tyler Vigen - Mozzarella consumption civial engineering doctorates graph

According to the data gathered by Tylervigen.com from the U.S. Department of Agriculture and National Science Foundation, there is a direct correlation between the number of Civil Engineering doctorates awarded in the U.S. and the per-person consumption of mozzarella cheese.

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That’s right.

Want more civil engineers to graduate in the U.S.?

You’d better start eating more cheese.

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