Glossary
Correlation and causation
Correlation describes an association between measured variables. A causal claim says that changing one variable produces a change in another and needs a design that supports that inference.
In practice
Businesses with more directory listings may also differ in brand size; an association alone cannot isolate the directory effect.
This is Outrigger’s working definition. Always check a study’s operational definition before comparing its findings with another study.
Read in context
Related term: Off-page presence.
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