Оцінка надійності категоріальних шкал при аналізі даних соціологічних досліджень

Abstract

In this work the measurement reliability rating categorical scales are considered. Methods of measure the reliability, validity checking, stability, precision are proposed on base classical methods. We used the modern test theory (IRT) for polytomous items based on model Nominal Response Model (NRM). Examples of calculations are present in open integrated environment RStudio with using special packages.