The graph above depicts the performance ratings of two sp...
The graph above depicts the performance ratings of two sports teams A and B in five different seasons
In the last five seasons, what was the difference in the average performance ratings between Team B and Team A?
1.2
6.4
4.6
1.8
Correct answer is A
Average performance rating of Team B = 7+9+1+9+65=325 = 6.4
Average performance rating of Team A = 5+3+6+10+25=265 = 5.2
∴ The difference in the average performance ratings between Team B and Team A = 6.4 - 5.2 = 1.2
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