2) The mean is also the average and can be found by adding every number and dividing by the amount of numbers. The sum is 330 and there are 10 numbers so the mean is 330/10 or C. 33
3) value distance from 33
14 19
26 7
26 7
28 5
29 4
30 3
33 0
43 10
45 12
56 23
Find the mean of the distances. The sum is 90 and there are 10 numbers. 90/10 = 9 which is the mean absolute deviation.
I hope this helps!