Mike created a scatter plot to show the masses and ages of several samples of a radioactive material. which statement is true about the data shown in the scatter plot? a. there is no correlation between the masses and ages of the samples. b. there is a negative linear correlation between the masses and ages of the samples. c. there is a nonlinear correlation between the masses and ages of the samples. d. there is a positive linear correlation between the masses and ages of the samples.