Abstract
This paper presents methods of finding out the predictive validity of different types of admission procedures. Based on previous researches [1 - 4], this article presents different views of the definition of the academic success, moreover, it also discusses its possible predictors - average marks at high school, average marks at final high school exams, results in university entrance exam tests and others.
The results of the studies are compared one to another, and then summed up in a conclusion which states that using both, average marks at high school and results in university entrance exam tests, predict the academic success better than each of these predictors individually as these predictors complement one another.