Correlation and causation

In my statistics classes, I try to emphasize to student that correlation is not the same thing as causation. Still, the following two graphs are absolutely brilliant.

Number of Pirates vs. Global Warming

Conclusion: If you want to stop global warming, we should all become pirates.


green line


Sources: and


One thought on “Correlation and causation

Leave a Reply

Fill in your details below or click an icon to log in: Logo

You are commenting using your account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

Connecting to %s

This site uses Akismet to reduce spam. Learn how your comment data is processed.