Find the mean of the data: 7, -3, 4, -2, 5, -9, 4, 8, -6, 12

  • A 3
  • B 4
  • C 1
  • D 2
jamb 2002mathematics

The correct answer is D. 2

To find the mean of the data, we sum up all the values and divide by the number of values. In this case, the sum of the values is 7 + (-3) + 4 + (-2) + 5 + (-9) + 4 + 8 + (-6) + 12 = 20, and there are 10 values in total.

So, the mean of the data is 20/10 = 2.

Previous question Next question