Line of Best Fit:
The line that best represents the trend that the points in a scatter plot follow.
Harcourt's Interactive Math Glossary
: See an animated definition of line of best fit.
Line of Best Fit
: Read more about least squares model and learn how to find line of best fit interactively.
How To Draw A Best-Fit Line
: Read about how to draw a best-fit line for a data set.
Least Squares Fit Line
: An interactive tool to learn the meaning of "least squares" and compute the least squares fit line for your data.