The scatter plot shows the students’ scores for Quiz 1 and Quiz 2.

The scatter plot shows the students’ scores for Quiz 1 and Quiz 2.

 

a. What is the Quiz 1 score for a student who earned a score of 13 on Quiz 2?

b. Did any student(s) earn the same score on both Quiz 1 and Quiz 2?

c. Does there appear to be a difference between the Quiz 1 scores and the Quiz 2 scores? Explain.