The absolute mean deviation is the average difference in absolute value from the mean x x-m |x-m| 2 -2 2 2 -2 2 3 -1 1 4 0 0 4 0 0 5 1 1 6 2 2 6 2 2 ---- ---- 8)32 8)10 m =4 AMD= 1.25 The standard deviation is s = 1.5 Edwin