Measuring Professional Competency in School Counselors: Development and Rasch Validation of a Multidimensional Instrument

This project repository contains the underlying data and extended materials associated with the research article titled "Measuring Professional Competency in School Counselors: Development and Rasch Validation of a Multidimensional Instrument." The dataset includes anonymized raw responses from 93 practicing school counselors in Indonesia. The extended materials provide the 71-item instrument, which covers seven core domains: assessment, program development, implementation, evaluation, supervision, continuous professional development, and collaborative engagement. The study utilizes the Rasch Measurement Model (Rating Scale Model) to establish invariant item calibration and person ability measures.