Comparison of data from 2 college samples (ns = 162 and 193) shows that grade inflation can affect the outcomes of cross-sectional studies. A correction based on Goldman and Hewitt's (1975) rationale effectively controls for such inflation.
References
1.
GoldmanR. D.HewittB. N. (1975) Adaptation-level as an explanation for different standards in college grading. Journal of Educational Measurement, 12, 149–161.