Answer:
12
Explanation:
11 + 8 + 18 + 9 + 15 + 11 = 72
Divide by how many numbers are in the list.
there are 6 in the list so 72 divided by 6 = 12
Formula: Add all of the numbers together. Then take that answer and divide it by how many numbers in the set list there are.
Hope this helps!
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