- The definition of a correlation is a connection or interdependence between two or more things.
When there is a connection between very cold weather and your car not starting, this is an example of a situation where there is a correlation.
correlation definition by Webster's New World
- mutual relationship or connection
- the degree of relative correspondence, as between two sets of data: a correlation of 75%
- a correlating or being correlated
Origin: Midieval Latin correlatio: see com- and amp; relation
- correlational adjective
correlation definition by American Heritage Dictionary
- A causal, complementary, parallel, or reciprocal relationship, especially a structural, functional, or qualitative correspondence between two comparable entities: a correlation between drug abuse and crime.
- Statistics The simultaneous change in value of two numerically valued random variables: the positive correlation between cigarette smoking and the incidence of lung cancer; the negative correlation between age and normal vision.
- An act of correlating or the condition of being correlated.
Origin: Medieval Latin correlātiō, correlātiōn- : Latin com-, com- + Latin relātiō, relation, report (from relātus, past participle of referre, to carry back; see relate).
- corˌre·laˈtion·al adjective
correlation - Business Definition
correlation - Computer Definition
In statistics, a measure of the strength of the relationship between two variables. It is used to predict the value of one variable given the value of the other. For example, a correlation might relate distance from urban location to gasoline consumption. Expressed on a scale from -1.0 to +1.0, the strongest correlations are at both extremes and provide the best predictions. See regression analysis.
correlation - Investment & Finance Definition
A statistical concept that shows the tendency of two or more variables to change their values at the same time, either in the same direction (positive correlation) or opposite directions (negative correlation).