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• 12:49, 20 August 2026 WikiSysopIG talk contribs created page Pearson correlation coefficient (Created page with "'''Pearson correlation coefficient''' is a statistical measure of the strength and direction of the linear relationship between two variables. It is commonly used in statistics, economics, finance, and other quantitative fields. The Pearson correlation coefficient is commonly denoted by <math>r</math> for a sample and <math>\rho</math> for a population. Its value ranges from −1 to +1: <math> -1\leq r\leq1 </math> A value close to +1 indicates a strong positive...")