In human factors research, the most common dependent variable is

The most common dependent variable in human factors research is the variable that is measured or observed as a result of manipulating or studying independent variables. This variable is dependent on the independent variables and is used to assess the effects or outcomes of the study. In human factors research, the dependent variable is often related to human performance, behavior, perception, or subjective experiences. It can be measured using various methods such as questionnaires, performance tests, physiological measures, or observational techniques. The choice of dependent variable depends on the specific research question and objectives of the study.