Regression Line Calculator
Calculate linear regression equation
Formula
m = (nΣxy - ΣxΣy) / (nΣx² - (Σx)²)
Least squares method finds the line that minimizes squared residuals.
Examples
5 points, Σx=15, Σy=40
y = 5x - 7.
Frequently Asked Questions
About Regression Line
Calculate linear regression equation from summary statistics.
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