Calculate the mean deviation of 5, 8, 2, 9 and 6
...Calculate the mean deviation of 5, 8, 2, 9 and 6
5
4
3
2
Correct answer is D
x | x - ˉx | (x - ˉx) |
5 8 2 9 6 |
-1 2 -4 3 0 |
1 2 4 3 0 |
ˉx = 305 = 6
∑|x−ˉx|
= 10
Mean deviation = 105
= 2
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