PubMed · 1993 · 36 citations · 0 references
Social SciencesEducational AssessmentEducational MeasurementItem Response TheoryPsychometricsScale DevelopmentFactor AnalysisInternal ConsistencyItem AnalysisMeasurement ValidityTest ReliabilityTest ValidityCoefficient AlphaInternal Consistency ReliabilityInternal Structure ValidityPsychometric ValidityScale ValidationScale ValiditySelf-report Scales