What Is the Correlation Coefficient? The correlation coefficient is a metric that measures the strength and direction of a relationship between two securities or variables, such as a stock and a ...

Learn about correlation, including how it measures the relationship between securities, along with how it aids in diversifying your portfolio and risk management.

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Correlation coefficients range from -1 to +1, indicating the strength of relationships between variables. Investors use correlation coefficients for portfolio diversification to reduce risk.

Correlation coefficients are indicators of the strength of the linear relationship between two different variables, x and y. A linear correlation coefficient that is greater than zero indicates a ...

Negative correlation is a relationship between two variables in which one increases as the other decreases, and vice versa. It's also referred to as inverse correlation. A perfectly negative ...