Determine the mean score of the student that took the mathematics test?
Attached Figure / Diagram
A
4.5
B
4.3
C
4.2
D
4.6
Verified Correct Answer: C.
Step-by-Step Mathematical Solution
(3 x 0) + (1 x 2) + (5 x 2) + (5 x 3) + (5 x 4) +
(10 x 5) + (4 x 6) + (3 x 7) + (1 x 8) + (2 x 9) \(\div\) 40
= \(\frac{168}{40}\) = 4.2
Source: Myschool Past Questions Archive (Record #44878)