Question: The data given in the table below are the midterm scores in a course for a sample of 10 students and the scores of student

The data given in the table below are the midterm scores in a course for a sample of 10 students and the scores of student evaluations of the instructor. (In the instructor evaluation scores, 1 is the lowest and 4 is the highest score.)

a. Find the regression of instructor scores on midterm scores.
b. Construct a 99% confidence interval for B.
c. Test at the 1% significance level whether B is positive.

nstructor score3 2 3 1 2 43 442 Midterm score 90 75 97 64 47 99 5 889381

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Let x midterm score and y instructor score n 10 x 809 y 28 x 2 67819 y 2 ... View full answer

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