# Question

The final grade in a calculus course was predicted on the basis of the student’s high school grade point average in mathematics, Scholastic Aptitude Test (SAT) score in mathematics, and score on a mathematics entrance examination. The predicted grades x and the earned grades y for 10 students are given.

(a) Calculate the least squares regression line for these data.

(b) Plot the points and the least squares regression line on the same graph.

(a) Calculate the least squares regression line for these data.

(b) Plot the points and the least squares regression line on the same graph.

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