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PL
Artykuł zawiera wielokryterialną procedurę postępowania przy wyznaczaniu użyteczności stosowania metod prognozowania sprzedaży w przedsiębiorstwie. Problem polega na ocenie zastosowania systemu wspomagania decyzji DSS 3.0 do wyboru najlepszej metody prognostycznej, ze szczególnym uwzględnieniem metody Electre Tri.
EN
The article contains a multi-criteria procedure for determining the usefulness of using sales forecasting methods in an enterprise. The problem is to assess the application of the DSS 3.0 decision support system to choose the best prognostic method.
EN
This paper will contain a comparison of popular methods o f discovering association rules between items in a large databases as a technique of knowledge discovery in databases. Article will introduce to problem o f finding association rules, presents a several techniques and their application.
EN
The article presents the results of the analysis of the labour market requirements reported by Polish employers. Relations between the type of specialty, enhanced by the competence profile, and the requirement of proficiency in English were sought. The empirical material came from the research implemented within the “Human Capital Balance” project (V edition – 2014). The research procedure consisted of grouping objects with the method of k-means and the induction of decision rules based on the application of theories of rough sets. The analysis was performed using the RSES 2.1 system.
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