An artidle included a summary of findings regarding the use of SAT I scores, SAT

Question

An artidle included a summary of findings regarding the use of SAT I scores, SAT I1 scores, and high school grade point average (GPA) to predict first-year college GPA. The article states that 'among these, SAT 11 scores are the best predictor, explaining 18 percent of the variance in first-year college grades. GPA was second at 15.7 percent, and SAT I was lest et 134 percent."ir the data from this study were used to fit a least squares line with y first-year college GPA andx -high school GPA, what would the value of have been? Need Help? Ra

Explanation / Answer

SOLUTION:

As high school GPA explains 15.6% of the variation in the first year college GPA, the value of r2 would be 15.7%

r2 = 15.7%   

Thus the value of r^2 is 0.157

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