This scatter diagram shows the age of a car and its value. This graph is an example of a negative correlation. As the age of a car increases, its value decreases.

Here is a scatter plot showing a positive correlation between study time and test scores. The graph shows that the more one studies (X-axis), the higher one will score on a test (Y-axis).

Click on the Titles button in the Scatter Plot dialog. In the Scatter Plot tab, type Age versus Runtime in the first field. Figure 5.37: Scatter Plot Title If you did not change the global title in ...