first-order correlation

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Definitions from WordNet

Noun first-order correlation has 1 sense

first-order correlation - a partial correlation in which the effects of only one variable are removed (held constant)
--₁ is a kind of partial correlation

Definitions from the Web

First-Order Correlation

A first-order correlation refers to a statistical measurement that assesses the strength and direction of a linear relationship between two variables. It measures how closely the points in a scatter plot align with a straight line.

Senses and Usages:

Mathematics: In mathematics, a first-order correlation is used to determine the strength and direction of a linear relationship between two variables.
Statistics: In statistics, the first-order correlation coefficient, also known as Pearson's correlation coefficient, is used to quantify the linear relationship between two variables.
Physics: In physics, first-order correlations may refer to the correlation of two single-photon quantum states or the correlation of the first-order moments of the electric field.

Sample Sentences:

The mathematician analyzed the first-order correlation between the speed of a vehicle and the distance it traveled.
Statistical analysis revealed a strong positive first-order correlation between daily exercise and overall health.
In quantum optics, the first-order correlation function characterizes the intensity fluctuations of a light source.

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