The Head of Department of your college is concerned about the poor outcomes. He has recorded data presented in the table below for 10 students. He first investigated the students’ attendance rate and their grade to understand if there is a correlation between attendance and grade outcomes. Select and construct the most appropriate problem-solving tool to check if there is relationship between students’ attendance rate and their grades.

STUDENT GRADE ATTENDANCE RATE 1 95 100 2 99 90 3 88 80 4 70 70 5 60 65 6 89 90 7 50 55 8 75 70 9 82 80 10 70 73

a) McFadden wants you to graph the eight points (xi , yi ), i 5 1, kio5