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Updated: May 8, 2026

Qualitative and Quantitative Validation of Tools with Rating Scales Aimed at Assessing the Quality of University Service-Learning

Qualitative and Quantitative Validation of Tools with Rating Scales Aimed at Assessing the Quality of University Service-Learning

Published on: August 29, 2025

Multidimensional Grit Scale: Development and Psychometric Validation.

Kailash Jandu¹, Rabindra Kumar Pradhan¹

¹Department of Humanities and Social Sciences, Indian Institute of Technology Kharagpur, Kharagpur, West Bengal, India.

Psychological Reports

|May 7, 2026

Summary

This summary is machine-generated.

This study introduces the Multidimensional Grit Scale (MGS), a new tool to measure grit comprehensively. The MGS offers a robust, validated measure of grit, addressing existing measurement controversies.

Keywords:

five-factor grit structure grit multidimensional grit scale psychometric validity reliability analysis

Related Experiment Videos

Last Updated: May 8, 2026

Qualitative and Quantitative Validation of Tools with Rating Scales Aimed at Assessing the Quality of University Service-Learning

Qualitative and Quantitative Validation of Tools with Rating Scales Aimed at Assessing the Quality of University Service-Learning

Published on: August 29, 2025

Area of Science:

Psychology
Educational Psychology

Background:

Grit is increasingly recognized in research and practice.
Existing measures of grit face controversies regarding structure and measurement.

Purpose of the Study:

To develop and psychometrically validate the Multidimensional Grit Scale (MGS).
To provide a comprehensive tool for measuring grit.

Main Methods:

Developed the 15-item MGS with five factors: perseverance, passion, purpose, patience, and psychological flexibility.
Conducted six studies with higher education students, including content validity, pilot testing, EFA, CFA, reliability, and validity assessments.
Utilized exploratory and confirmatory factor analyses to establish construct validity.

Main Results:

The MGS demonstrated a robust five-factor, two-level hierarchical structure.
The scale exhibited good internal consistency (Cronbach's α = 0.85) and excellent test-retest reliability (r = 0.91).
The MGS showed evidence of criterion-related, convergent, and discriminant validity through correlations with related constructs.

Conclusions:

The Multidimensional Grit Scale (MGS) is a psychometrically sound instrument for measuring grit.
The MGS provides a reliable and valid assessment of the multifaceted nature of grit.
This new scale addresses the need for a comprehensive measure in research and practice.