August 18, 2006 PDF 107k 7 pages Download Overview In the case of admissions testing, hundreds of validity studies are conducted to ensure that the test scores are related to later performance in the program to which the individual has applied. Oftentimes, validity coefficients and regression lines are used to evaluate the validity of admissions test scores for selecting students that will be successful in a graduate or undergraduate program (Young, 2001). Related Items GMAT™ Validity Study Summary Report for 1997 to 2004 When Are Grades No Longer Valid? A Look at the Effect of Time on the Usefulness of Previous Grades Which Programs Have the Highest Validity: Identifying Characteristics that Affect Prediction of Success