Linear regression fits a straight line through your data to find the best-fit value of the slope and intercept.  

•What is the goal of linear regression?

•How does it work?

•Linear regression and correlation are often confused. How are they distinct?

•Linear regression is just a special case of nonlinear regression. How do they differ?

•Linear regression is sometimes used on transformed data to analyze Scatchard, Lineweaver-Burke and similar plots. Why is this is not a good way to analyze data?