Please help fast I'll let you know if u got it right:)

Answer:
add all the points together like
1+3+4+6+6+7+7+7+8+8+8+8+9+9+9+15= 115
the divide by the total number of elements we have. as so
115÷16= 7.18
rounding that to the nearest tenth is going to 7.2
Step-by-step explanation:
hope this helps
correct me if I'm wrong