The article discusses the methodological aspects of ICT in teaching students mathematical methods psychologists. This study examines the problem of the formation of future psychologists in the process of studying the discipline "Mathematical methods in psychology" of professional competence as the abil-ity to independently plan, organize and carry out psychological research in combination with the general competence - the use of information and commu-nication technology. For successful professional activity, future psychologists need to know the principles of finding and selecting methods of mathematical processing of statistical data during psychological research, so a special-purpose software was developed to apply it to solve the applied professional problems of a practical psychologist within the discipline "Mathematical Meth-ods in psychology". The use of information and communication technologies in practical classes on mathematical methods in psychology is quite a regular phe-nomenon in the era of informatization of education, and the effectiveness of their use depends on the quality of teaching methods. The paper presents exam-ples of the application of two methods of psychological research, which are of-ten used by practical psychologists in their professional activity: a technique for the diagnosis of self-esteem of mental states and a technique for the diagnosis of temperament as the basis of psychodynamic features.