Problem 2: The following are the scores that 12 students obtained in the midterm and final examinations in a course in Statistics: Mid Term Examination X 71 49 80 73 93 85 58 82 64 32 87 80 Final Examination y 83 62 76 77 89 74 48 78 76 51 73 89 (a) Fit a straight line to the above data (b) Hence predict the final exam score of a student who received a score of 84 in the midterm examination.

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