Answer:
12.375
Explanation:
Mean is the same thing as the average. So, all you have to do is add up all the numbers,
7+16+6+9+16+19+13+13 = 99
and then you divide that number by how many students there were (8)
99 divided by 8 = 12.375
12.4
Add all the values, and then divide the total with the number of values
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