# Create residual plots

Create residual plots### Minitab Procedure

- Select
**Stat**>>**Regression**>>**Regression**...**>>****Fit Regression Model ...** - Specify the response and the predictor(s).
- Under
**Graphs...**- Under
**Residuals for Plots**, select either**Regular**or**Standardized**. - Under
**Residuals Plots**, select the desired types of residual plots. If you want to create a residuals vs. predictor plot, specify the predictor variable in the box labeled**Residuals versus the variables**. - Select
**OK**.

- Under
- Select
**OK**. The standard regression output will appear in the session window, and the residual plots will appear in new windows.

### Example

The data set bluegills.txt contains the lengths (in mm) and ages (in years) of *n* = 78 bluegill fish. Treating *y* = length as the response and *x* = age as the predictor, request a normal plot of the standardized residuals and a standardized residuals vs. fits plot.