Question

Find the mean of this set of numbers. 5, –11, 7, 12, –1, 0

Answer 1

Add all the numbers together, then divide by how much numbers were in the set. 

5 + -11 + 7 + 12 + -1 = 12

There are SIX numbers in this set 

12/6 = 2

Answer: 2 is the mean

Answer 2

If you add all the numbers, you get 12. divide this number by the number of numbers there are in total and you get 12 divided by 6. So the mean is 2.