Question

Can someone please help me I will mark u brilliant

Answer 1

Ohh I did this before the mean is
98 you divide that by 9= 10.88

I fell like your in the same class of me because I had the same test and the it looks like what the teacher gave u

Answer 2

The mean is 12.

Explanation:

Add all the given numbers

7 + 14 + 15 + 9 + 11 + 14 + 11 + 10 + 17

Which equals to 108

You divide 108 by the total numbers added which in this case is 9.

108/9 = 12

Hope this helps :)