8. The two scatterplots below show the relationship between final and mid- semester exam grades recorded during several years for a Statistics course at a university. Final Exam a. Based on these graphs, which of the two exams has the strongest correlation with the final exam grade? Explain. b. Can you think of a reason why the correlation between the exam you chose in part (a) and the final exam is higher? 100- 80 40 40 60 Exam 1 80 100 Final Exam 100- 40 40 60 Exam 2 80 100

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