DO THESE! 1. The grades of a class of 9 students on a midterm report (x) and on the final examination (y) are as follows: X 77 50 71 72 81 94 96 99 67 y 82 66 78 34 47 85 99 99 68 a. Find the equation of the regression line. (Two decimal places). b. Estimate the final examination grade of a student who received a grade of 85 on the midterm report. Round off to whole no.

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