How to prepare for reliability analysis?
The area of reliability analysis is of interest first of all to those who plan to use scales and indices in their studies, namely more complex indicators than a single survey...
Deciding to remove an item from the scale
Sometimes instead of asking a single question in a survey, we ask a whole set of questions, which are intended to be used later to build a scale.
Three ways to perceive reliability
When measuring a phenomenon, you need to select the right tool. To measure temperature, you use a thermometer; alcohol content in breath is measured with an alcometer; and weight,...