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4 Tutorials that teach Finding the Least-squares Line
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Finding the Least-squares Line
Common Core: S.ID.6a S.ID.6c

Finding the Least-squares Line


This lesson will demonstrate finding the least-squares line.

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Terms to Know
Least-Squares Regression Line

The line of best fit, according to the method of Least-Squares.


The mean of the explanatory variable.


The mean of the response variable.

Formulas to Know
Slope of Least Squares Line

b subscript 1 space equals space r times s subscript y over s subscript x