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Least-Squares Regression Equation

An equation of a particular form (linear, quadratic, exponential, etc.) that fits a set of paired data as closely as possible. The equation must be chosen so that the sum of the squares of the residuals is made as small as possible.

 

 

See also

Least-squares regression line, scatterplot

 


  this page updated 21-feb-16
Mathwords: Terms and Formulas from Algebra I to Calculus
written, illustrated, and webmastered by Bruce Simmons
NCTM Web Bytes December 2004 Web Bytes March 2005 Web Bytes