Answer:
where both topics like that
1.5
Step-by-step 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!
