Measuring service quality in higher education: Development of a hierarchical model (HESQUAL)
Purpose This paper aims to develop and empirically test a hierarchical model for measuring service quality in higher education. Design/methodology/approach The first phase of the study consisted of qualitative research methods and a comprehensive literature review, which allowed the development of a conceptual model comprising 53 service quality attributes. Quantitative methods were used for the second phase so as to test the dimensionality of the measurement instrument and assess its validity and reliability. A sample of 207 students was surveyed, and data were analysed using exploratory factor analysis and Cronbach's alpha test. Findings The results of the factor analysis revealed the presence of sub dimensions. A hierarchical model was therefore considered most appropriate. The final model consisted of five primary dimensions, which are administrative quality, physical environment quality, core educational quality, support facilities quality and transformative quality. The instrument contained a