3. Is a college student's freshman GPA a good predictor for the student's GPA at graduation? To investigate this question, thirty students were randomly selected. The data below represents their GPA...

Extracted text: 3. Is a college student's freshman GPA a good predictor for the student's GPA at graduation? To investigate this question, thirty students were randomly selected. The data below represents their GPA at the end of their freshman year and at graduation. Graduation Freshman Graduation Freshman GPA Freshman Graduation GPA GPA GPA GPA GPA 2.32 2.49 3.86 3.38 UR 3.12 2.36 3.15 2.97 3.05 1.28 2.64 1.98 3.05 1.88 3.26 1.79 2.9 0.98 2.28 1.67 2.78 1.45 2.7 ROL 3.04 8.SV 3.9 3.25 1.54 1.98 3.85 3.22 2.88 2.88 3.28 4. 3.9 2.50 3.08 3.05 2.98 is 2.88 3.02 2.08 2.28 3.17 2.88 1.42 2.98 3.05 2.38 3.85 3.05 3.8 2.2 3.48 2.68 3.92 3.28 2.5 2.9 a. Which variable is the independent variable? b. Which variable is the dependent variable? rae o imlougai sieb odreall .Smdon c. Is a linear model appropriate? If so, justify. If not, what type of model, if any, would be most appropriate? anil nolestan