The mean of the numbers 1.2, 1.0, 0.9, 1.4, 0.8, 0.8, 1.2 and 1.1 is
A
1.5
B
0.8
C
1.0
D
1.02
E
1.05
Verified Correct Answer: E.
Step-by-Step Mathematical Solution
\(\frac{1.2 + 1.0 + 0.9 + 1.4 + 0.8 + 0.8 + 1.2}{8}\) = \(\frac{8.4}{8}\)
= 1.05
Source: Myschool Past Questions Archive (Record #32644)