The scatter plot shows the relationship between the test scores of a group of students and the number of hours they study in a week: Test Scores and Hours Studying
B
у
100
90
N
80
70
60
-
Test Scores 50+
40
30
20
10
0 1 2 3 4 5 6 7 8 9 10
Hours Studying
Part A: What is the group of points labeled N called? What is the point labeled M called? Give a possible reason for the presence of point M.
Part B: Describe the association between students' test scores and the number of hours they study. (5 points)