# Regression Analysis Methods Go back to the [[Econometrics Main Page]] y = ax + b dependent variable 'y' = ax + independent variable b How long to take to get to a place 'y' - a) how fast we're travelling - x) number of hours it takes us - b) where we start from **Simple #regression** (one variable - straight line) ![A few data points](https://i.imgur.com/MnvknYu.png) **Multiple #regression** (many variables - curved line) ![Plethora of data points](https://i.imgur.com/jfwiGmY.png)