Question

PLEASE HELP!!! (IMAGE)

Answer 1

where both topics like that

Answer 2

1.5

Explanation:

Mean=7

4-7=|-3| (x1)

6-7=|-1| (x2)

7-7=0 (x2)

8-7=|1| (x3)

9-7=|2| (x1)

3+1+1+0+0+1+1+1+2=10

10/9=1.5

Hope this helps!