Description

First-year college Grade Point Average (GPA) from Graybill and Iyer (1994).

Usage

Format

GPA is a data frame with 5 variables. y is the first-year college Grade Point Average (GPA) and x1-x4 are four predictor variables from standardized tests (SAT) administered before matriculation.

y

GPA

x1

math score on the SAT

x2

verbal score on the SAT

x3

high school math

x4

high school English

Source

Graybill, F.A. and Iyer, H.K. (1994). Regression analysis: concepts and applications. Duxbury Press, Belmont, CA.

References

Burnham, K. P. and Anderson, D. R (2002) Model selection and multimodel inference: a practical information-theoretic approach. 2nd ed. New York, Springer-Verlag.