Find the mean of the data: 7, -3, 4, -2, 5, -9, 4, 8, -6, 12
A
3
B
4
C
1
D
2
Verified Correct Answer: D.
Step-by-Step Mathematical Solution
\(Mean: \frac{7 + (-3) + 4 + (-2) + 5 + (-9) + 4 + 8 + (-6) + 12}{10} = \frac{20}{10}\)
= 2
Source: Myschool Past Questions Archive (Record #3384)