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Valdez, Jana Patricia M.; Chu, Samuel Kai Wah – Journal of Psychoeducational Assessment, 2020
The present investigation explored the psychometric validity of the five-item Gratitude Questionnaire (GQ-5) using a construct validation approach. Concerning within-network construct validity, results of item response theory (IRT) analysis via graded response model (GRM) showed that this scale could not discriminate individuals who score high in…
Descriptors: Psychometrics, Validity, Psychological Patterns, Construct Validity