Calculate R-squared by Hand
Introduction & Importance
Calculate R-squared by hand is an essential skill in statistics and data analysis. It helps measure the strength and direction of a linear relationship between two variables…
How to Use This Calculator
- Enter the values for X, Y, and N (sample size).
- Click “Calculate”.
- View the results and chart below.
For more information, see the R-squared guide from Statistics How To.
Interactive FAQ
What is R-squared?
R-squared, also known as the coefficient of determination, is a statistical measure that represents the proportion of the variance for a dependent variable that’s explained by an independent variable or variables in a regression model…