a. Suppose that every student in your class scores 10 points higher on the final exam than on the midterm exam. What would the value of the correlation coefficient between the two exam scores equal? Explain.
b. Suppose that every student in your class scores 10 points lower on the final exam than on the midterm exam. What would the value of the correlation coefficient between the two exam scores equal? Explain.
c. Suppose that every student in your class scores twice as many points on the final exam than on the midterm exam. What would the value of the correlation coefficient between the two exam scores equal? Explain.