Help me with mean absolute deviation pre algebra homework

Answer:
1) Mean= 16 Absolute Deviation= 8
2)Mean = 49.25 Absolute Deviation=18
3)Mean= 62.2 Absolute Deviation= 7.6
4)Mean= 7 Absolute Deviation= 3.25
5)Mean= 37 Absolute Deviation= 11.7778
6)Mean= 78 Absolute Deviation= 8.2857