Psychometrics studies measurement theory and technique in psychology. Focuses on objective measurement of latent constructs like intelligence and personality. Practitioners are called psychometricians with specialized qualifications
Review analyzed 105 studies published between 1976-2015. Scale development involves three main steps: item generation, theoretical analysis, and psychometric analysis. Most studies combined deductive and inductive methods
Questionnaire is a set of standardized self-report items measuring latent variables. Scale development assembles appropriate items for target population. Test development comes first, followed by standardization
Study developed scale for 7th grade students' mathematical literacy self-efficacy. Data collected from 1124 students in Adana's central districts. Scale development followed DeVellis's five-step process
Digital burnout results from excessive digital device usage. It causes stress, fatigue, and environmental desensitization. Technology has both positive and negative effects on individuals
Sustainable development aims to meet present needs without compromising future generations. Environmental education is crucial for sustainable development. Current Science curriculum lacks sufficient environmental awareness knowledge