Data on high school GPA (x) and first-year college GPA (y) collected from a southeastern public research
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Data on high school GPA (x) and first-year college GPA (y) collected from a southeastern public research university can be summarized as follows (“First-Year Academic Success: A Prediction Combining Cognitive and Psychosocial Variables for Caucasian and African American Students,” Journal of College Student Development [1999]: 599–605):
a. Find the equation of the least-squares regression line.
b. Interpret the value of b, the slope of the least-squares line, in the context of this problem.
c. What first-year GPA would you predict for a student with a 4.0 high school GPA?
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To find the equation of the leastsquares regression line we can use the given data to calculate the ...View the full answer
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Related Book For 
Introduction To Statistics And Data Analysis
ISBN: 9780495118732
3rd Edition
Authors: Roxy Peck, Chris Olsen, Jay L. Devore
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