The results achieved by applying selected data mining algorithms for classification
on the university sample data reveal that the prediction rates are not remarkable
(vary between 52-67 %). Moreover, the classifiers perform differently for the five
classes. The data attributes related to the students’ University Admission Score and
Number of Failures at the first-year university exams are among the factors
influencing most the classification process.
The results from the performed study are actually the initial steps in the
realization of an applied data mining project at UNWE. The conclusions made from
the conducted research will be used for defining the further steps and directions for
the university data mining project implementation, including possible
transformations of the dataset, tuning the classification algorithms’ parameters, etc.,
in order to achieve more accurate results and to extract more important knowledge
from the available data. Recommendations will also be provided to the university
management, concerning the sufficiency and availability of university data, and
related to the improvement of the data collection process