In statistics, correlation is a kind of statistical relationship between two random variables or bivariate data. Usually it refers to the degree to which a pair of variables are linearly related.

Oct 22, 2025 · A correlation is an indication of a linear relationship between two variables. Learn about what positive, negative, and zero correlations mean and how they're used.

The meaning of CORRELATION is the state or relation of being correlated; specifically : a relation existing between phenomena or things or between mathematical or statistical variables which …

Jul 23, 2025 · A statistical tool that helps in the study of the relationship between two variables is known as Correlation. It also helps in understanding the economic behaviour of the variables. …

The word Correlation is made of Co- (meaning "together"), and Relation. A correlation is assumed to be linear (following a line). Correlation can have a value: The value shows how good the …

Jul 31, 2023 · Correlation means association – more precisely, it measures the extent to which two variables are related. There are three possible results of a correlational study: a positive …

Jun 24, 2025 · Correlation measures the strength and direction of a linear relationship between two quantitative variables. It helps you understand how changes in one variable are …

Apr 3, 2018 · A correlation between variables indicates that as one variable changes in value, the other variable tends to change in a specific direction. Understanding that relationship is useful …

Aug 2, 2021 · Then you can perform a correlation analysis to find the correlation coefficient for your data. You calculate a correlation coefficient to summarize the relationship between …

This study guide covers scatterplots, correlation coefficients, and simple linear regression, including examples and methods for analyzing relationships.