Aug 29, 2019 · Plotting a scatter plot will help us see the relationship between the two variables. As mentioned in the question, variable 'Age' is the explanatory variable ie it explains or predicts the difference in response variable 'weight'. Explanatory variables are generally plotted on x-axis in a scatter plot. In Examples 6, 7 and 8, state whether the statements are True or False. Example 6: The mode of the observations 23, 26, 15, 12, 28, 38, 19, 23, 26, 23 is 28.