How does the mean absolute deviation of the data in set 1 compared to the mean absolute deviation in set 2?

What does the relationship between the mean and median reveal about the shape of the data

If you answer 2+2 you will get over 80 points

Astudent draws two parabolas on graph paper. both parabolas cross the x-axis at (–4, 0) and (6, 0). the y-intercept of the first parabola is (0, –12). the y-intercept of the second parabola is (0, –24). what is the positive difference between the a values for the two functions that describe the parabolas? write your answer as a decimal rounded to the nearest tenth