2, Find the mean absolute deviation of the set of data: 12,8,15,11,9, 5, Find the mean absolute deviation of the set of data:7,3,19,11, 4, Find the mean absolute deviation of the set of data: 23,28,32,31,21, 5.2, Find the mean absolute deviation of the set of data: 13,20,9,2,16, 6, Find the mean absolute deviation of the set of data: 30,14,22,30, 8, Find the mean absolute deviation of the set of data: 7,20,5,18,30, 5.6, Find the mean absolute deviation of the set of data: 12,16,15,11,31, 1.5, Find the mean absolute deviation of the set of data: 5,7,10,6.

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