It's A because 7.5 is the starting point but it's not included so that point is circled.
The answer is B, because the x-axis is the domain, and the max for the domain in 240, so it would have to be less than or equal to 240, but greater than or equal to 0.
Answer:
The answer should be the range of the 7th grade data is greater than the range of the 8th grade data
Step-by-step explanation:
You can find the range of data by subtracting the lowest value from the largest value, looking at the chart:
7th Graders: Lowest is 10, Highest is 80
Range for 7th Graders is 70
8th Graders: Lowest is 15, Highest is 75
Range for 8th Graders is 60
<span>the answer is x = -2<span /></span>