The mean deviation from the data 3,10,4,7,10,5:
3
2
3.75
2.57
Mean deviation about mean or median in this problem is same. Calculate using formula ∑|xi−¯x|n i.e 17/7=2.57
The mean deviation from mean of the data 25,20,16,22,24,17,23 is
Calculate mean deviation from mean from the following data using direct method:
2, 4, 7, 8, 9