Simple and clear explanations of biostatistics methods, statistical concepts and more!

I try to keep them maths-free and straight to the point, with many examples of biological applications.

Correlation does not imply causation
Correlation does not imply causation

What does ‘correlation does not imply causation’ mean? Correlation vs causation. A simple explanation of what is correlation, how to know if two variables are correlated, positive and negative correlation and the correlation coefficient r.

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