correlation

Plural

correlations

1. 1.A reciprocal, parallel or complementary relationship between two or more comparable objects.

2. 2.One of the several measures of the linear statistical relationship between two random variables, indicating both the strength and direction of the relationship.

   • For example, scientists can use data from larger studies about the correlation between antibody levels and vaccine efficacy in adults to make a prediction about vaccine efficacy in children.
   • While there are physiological changes throughout the day that may influence how you handle things, there are bigger correlations between mental health and well-being and time of year, according to Rutledge.

3. 3.An isomorphism from a projective space to the dual of a projective space, often to the dual of itself.

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