Art and science of creating a questionnaires in quantitative research. New reality and new challenges

The text enriches the theoretical reflection on the standardization of measurement tools in the methodology of social sciences. The need for this text is also, to some extent, didactic and organizing the reflection so far. This article presents the original concept of analyzing questionnaire questions on three following levels: content-related, logical, and psychological. The substantive / content-related level refers to the division according to the way of construction - structure, format - questions and/or answers. On the other hand, the logical plane is a division according to the functions given questions or groups of questions fulfilled in a broader context, i.e. concerning the whole questionnaire. The psychological plane was distinguished due to the intended or unintended but unavoidable emotional reactions evoked by the respondent). In the last part of the text, a reflection on the most common errors in research tools is presented and recommendations for avoiding them are formulated.