Find the mean deviation of 20, 25, 21, 27, 28, 29, to the nearest whole number
A
2
B
3
C
4
D
5
E
6
Verified Correct Answer: B.
Step-by-Step Mathematical Solution
No expanded working has been attached for this question yet. The verified answer is Option B.
Source: Myschool Past Questions Archive (Record #42516)