Plz help with number 3 if number 2 is wrong plz tell thx!

2 answers:

5 0

Number 2 is correct. For number 3, the mean is 9 and the mean absolute deviation is 1.33.

3 0

Mean is the average and it is 9
12 is 3 from it
9 is 0 from it
7 is 2 from it
11 is 2 from it
10 is 1 from it

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