what they are saying is that they found a relationship between two, or more, variables. For instance, in the case of the marijuana post, the researchers found an association between using ...

Every scientist knows that observing a correlation between two things doesn't necessarily mean that one of them causes the other. But according to a provocative new paper, many researchers in ...

Pearson’s correlation helps us understand the relationship between two quantitative variables when the relationship between them is assumed to take a linear pattern. The relationship between two ...

To prove that correlation between two variables does not necessarily mean that one causes the other, Tyler Vigen has created a series of comical charts that show "spurious correlations." ...