Saturday September 23rd 2017




Statistics 101: Simple Linear Regression (Part 4), Fit and the Coefficient of Determination

In video Brandon explained – how well a regression line fits the data it models. It is important to note that a regression model is unique to the data it represents. Adding or changing data points will most certainly change the regression model. The model is also only valid for the range of data points under analysis. It is not proper to extrapolate above or below the data being evaluated.