Jambmaths question:
Find the mean of 10, 8, 5, 11, 12, 9, 6, 3, 15, and 23
Option A:
11.2
Option B:
10
Option C:
10.2
Option D:
11.3
Jamb Maths Solution:
$\begin{align} & \bar{x}=\frac{10+8+5+11+12+9+6+3+15+23}{9} \\ & \bar{x}=\frac{102}{9}=11.3 \\\end{align}$
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