FACT FIRST · ANALOGY SECOND
Correlation coefficient (r)
Factual definition
Pearson’s r measures the direction and strength of a linear association between two variables, from −1 to 1. Correlation does not by itself establish causation.
SATIRICAL ANALOGY — NOT A DEFINITION
Two lines moving together, refusing to explain who invited whom.
Related entries in the source book
These are reading links, not claims that the guide entry defines this term.