• • 6.5 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.

a) McFadden wants you to graph the eight points (xi, yi), i 5 1, 2, . . . 8. She has been concerned because customers have been waiting too long for their food, and this graph is intended to help her find possible causes of the problem.

b) This is an example of what type of graph?

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STUDENT GRADE ATTENDANCE RATE 1 95 100 2 99 90 34567 9 88 80 70 70 60 65 89 90 50 55 8 75 70 9 82 80 10 70 73