In this article, you'll learn the basics of simple linear regression, sometimes called 'ordinary least squares' or OLS regression—a tool commonly used in forecasting and financial analysis.

For example, you might use regression analysis to find out how well you can predict ... 67.0 133.0 15 Thomas 57.5 85.0 11 William 66.5 112.0 15 ; Several simple statistics follow the ANOVA table. The ...