WAEC Mathematics
Find the mean deviation of 20, 30, 25, 40, 35, 50, 45, 40, 20 and 45.
a.
8
b.
9
c.
10
d.
12
No Answer Submitted
WAEC Mathematics
Find the mean deviation of 20, 30, 25, 40, 35, 50, 45, 40, 20 and 45.
8
9
10
12
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