Concepedia

The Development and Psychometric Properties of LIWC2015

Texas ScholarWorks (Texas Digital Library) · 2015 · 1.7K citations · 74 references

Open access

Concepts

Social SciencesEducational AssessmentEducational MeasurementItem Response TheoryPsychometricsDimensionality AssessmentItem AnalysisLatent Trait ModelingMeasurement EquivalencePsychological AssessmentTest ReliabilityPsychometric PropertiesPsychometric Test ConstructionPsychometric Validity

Abstract

The paper summarizes the nature of the LIWC2015 text analysis program, including the development of the dictionaries and the basic psychometrics of the output. Results of the 2015 version are compared with the 2007 version.

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