It seems reasonable that the more hours per week a full-time college student works at a job, the less time he or she will have to study and, consequently, the lower his or her GPA would be.
a. Assuming a linear relationship, suggest specifically what the equation relating x and y would be, where x is the average number of hours a student works per week and y represents the student’s GPA. Try several values of x and see if your equation gives reasonable values of y.
b. Using the following observations taken from 10 randomly selected students, compute the regression equation and compare it to yours of part a.

  • CreatedAugust 25, 2015
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