The plot shown below describes the relationship between students' scores on the first exam in a
class and their corresponding scores on the second exam in the class. A line was fit to the data to
model the relationship.
Exam 2 score
90-
80-
70+
60+
50-
40+
30+
20+
10+
●
10 20 30 40 50 60 70 80 90
Exam 1 score
