Statistics

Correlation

Korelasyon
Beginner3 min read
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What does it mean?

Correlation summarizes the direction and strength of association between two variables. Pearson correlation measures linear association on a scale from −1 to +1. A value near zero does not rule out every kind of relationship.

Think through an example.

An everyday example

Ice cream sales and swimming both increase in summer. A shared factor, such as temperature, can explain their association.

Test your understanding.

True or false?

A strong correlation alone proves cause and effect.

Make the next connection

Explore related concepts to deepen your understanding.

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Sources and further reading

Explore the foundations and methodological details in these resources. Examples on this page were created for illustration.