Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Thomas J Catalano is a CFP and Registered ...

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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.

View post: Walmart's bestselling Lenovo tablet is on sale for just $106, but not for long Correlation measures the relationship of two stocks based on their returns (percentage gains or losses), not ...

When investing, your capital is at risk. The value of your investments can go down as well as up and you may get back less than you put in. The content of this article is provided for information ...