Texas Education Agency
Texas Gateway: Tea Statistics: The Regression Equation
A tutorial on how to find the line of best fit or least-squares regression line for a set of data in a scatter plot using different methods and calculations.
McGraw Hill
Mc Graw Hill : Coefficient of Determination
An explanation of the coefficient of determination from the social science perspective. Includes two practice problems and their solutions.
Other
Stat Soft: Statistics Glossary
Dozens of statistical terms are defined and illustrated in this glossary.
CK-12 Foundation
Ck 12: Statistics: Linear Regression Equations
[Free Registration/Login may be required to access all resource tools.] Use a calculator to create a scatter plot and to determine the equation of the line of best fit.
Richland Community College
Richland Community College: Coefficient of Determination
This site from the Richland Community College provides a complete definition of the coefficient of determination is provided here, along with related topics: coefficient of non-determination finding variations, standard error of an...
Sophia Learning
Sophia: Residuals: Lesson 2
This lesson will explain residuals. It is 2 of 3 in the series titled "Residuals."