Considering the Symbolism of Criminal Tattoo from the Point of View of the TotalLlength of Practice of the Respondents´ Cohort Selection
Mgr. Ondřej Kolář, Police Academy of Czech Republic in Prague, Faculty of Security Management, Department of Security Studies
Dr. Zdeněk Kovařík, CSc., Police Academy of the Czech Republic in Prague, Department of Science and Research

This article is presenting partial results of empiric research which was carried out in last years by researchers of the Police Academy in Prague as part of the implementation of the Development Programme for years 2017 – 2023. The research was focused on problems of symbolism of criminal tattoos. 432 respondents from security services and other state administration employees participated in this activity. The research was targeted at their subjective assessing different aspects of criminal tattoos. Acceptable significant influence of the total period of their practise on the selected questions in the administered questionaire was verified by using measures of adequate coefficients of asymetric association and symetric index of significance (Cohen´s w). The results of the analysis showed that the respondents´ answers to selected questions are factually notably different.
Key words: Criminal tattoos, experimental presumption, scheme of classification, coefficient of asymetric association Goodman and Kruskal Tau, coefficient of asymetric association β, Cohen´s index of significance w.