| Summary: | Rasch Model supports the validation of psychometric properties, through a series of indicators such as item polarity, fit statistics, local item dependency and unidimensionality. Nevertheless, this article specifically presents the analysis on unidimensionality of a newly developed instrument, the Islamic Quality Management Scale (IQMS). The IQMS measures the application of values in the context of quality management. The scale is proposed due to the weakness of existing scales which merely highlighting the material content of quality management, marginalizing the values embedded in. This article validates on the IQMS unidimensionality to approve on its usability in future studies. The results assured on the IQMS unidimensionality and reliability. © 2018 IAEME Publication. All rights reserved.
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