22(Multiple Choice Worth 1 points) (08.03 MC) The ages of two groups of karate students are shown in the following dot plots: Group A Group B + + 12 16 20 24 Age (years) The mean absolute deviation (MAD) for group A is 2.07 and the MAD for group B is 5.51. Which of the following observations can be made using these data? Group A has greater variability in the data. Group A has less variability in the data. O Group B has a lower range. . Group B has a lower mean