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Article History

Received: 15 January 2024

Accepted: 19 May 2025

First Online: 4 June 2025

Declarations

:

: All methods were carried out in performed in accordance with laws and existing standards and principles as required by for all research conducted at the university; .

: Declarations are not applicable to this study as only publicly available and anonymized datasets were used, and where the authors were not involved in the primary data collection process. The dataset presented in Table  on number of complaints is available from []. The datasets on grades and complaints presented in Tables and are public overviews available from the exam office at the Faculty of Science and Technology at the University of Stavanger. Neither of the datasets presented in this article contain privacy information.

: The authors declare no competing interests.