The varlables in our dataset include the colege grade point averoge (ColGPA) high school GPA ihsGPA) and achievement test score (ACD) for a sample of t 41 students from a lange university, boch college and high school GPAS are on a four-point scale. We estimate the follawing model by OLS: colGPABh+GhsGPA+GACT+u, and obtain the following parateter estimates ,=0.1,,0.34, and ,=0.035, Predict the college GPA of a student with high school GPA of 3.1 and ACT score of 24