This line plot shows how many hours of homework twelve students have.

Answer:
Step-by-step explanation:
This is about the range of the data.
The student with the most homework spent 4 1/2 hours and the student with the least homework spent 2 hours.
The difference is:
Correct choice is A
Answer:
2 ¹/₂ hours
Step-by-step explanation:
From inspection of the given line plot:
To find the difference between the most and least number of hours of homework, subtract the smaller number from the larger number:
[tex]\sf \implies 4 \frac{1}{2} - 2 = 2 \frac{1}{2}[/tex]
Therefore, the difference, in hours, between the student with the most homework and the student with the least homework is 2 ¹/₂ hours.