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• 12:48, 20 August 2026 WikiSysopIG talk contribs created page Covariance (Created page with "'''Covariance''' is a statistical measure of the extent to which two variables tend to vary together. In finance, covariance is commonly used to measure the joint movement of the returns of two assets and is an important component of portfolio risk calculations. A positive covariance indicates that two variables tend to move in the same direction, while a negative covariance indicates that they tend to move in opposite directions. ==Populati...")