Answer:
We have to use the summation in this case.
Explanation:
total/frequency=mean
frequency= 2 + 8 + 4 + 10 + 6=30
0*2=0
1*8=8
2*4=8
3*10=30
4*6=24
total= 70
70/30= 7/3= 2.33333... ≈ 2 (goals cannot be in decimals!)
This should be the answer, I hope.