Differential Item Functioning of Preservice teachers' Digital Competency in Indonesia

Utilizing Winsteps software, the dataset underwent thorough analysis employing Differential Item Functioning (DIF) within the Rasch model framework. DIF, a methodological approach, delves into the nuanced performance variations of specific test items across diverse demographic groups.

Specifically, in the context of evaluating preservice teachers' digital competency in Indonesia, DIF meticulously examines whether certain test items demonstrate bias influenced by factors such as gender, demographic backgrounds, or other relevant variables. Its primary aim is to ensure fairness, equity, and impartiality in the assessment of preservice teachers' digital proficiency.