Click the graph to select it, then click the plus sign beside the graph and select items to display on the graph. The following information describes some of the items on the Graph Elements menu.
Add a regression fit line to the scatterplot to model relationships in your data. If a model fits well, you can use the regression equation for that model to describe your data. Minitab adds a regression table to the output pane that shows the regression equation and the R-squared value (R-sq). The default model for Minitab's regression fit is a linear model that includes the y-intercept. To change the regression model, click the triangle next to Regression Fit ( ).