1. Cairns, R. 2020. Exams tested by Covid-19: “An opportunity to rethink standardized senior secondary examinations”. Prospects. https://doi.org/10.1007/s11125-020-09515-9
2. Variation in transition to university of life science students: exploring the role of academic and social self-efficacy
3. Christensen, R.H.B. 2019. Ordinal - Regression Models for Ordinal Data. https://rdrr.io/cran/ordinal/
4. Department for Education . 2014. GCE AS and A level subject content for biology, chemistry, physics and psychology. www.gov.uk/government/publications.
5. Gardner-Medwin, A. 2006. Confidence-based marking – towards deeper learning and better exams, in: Bryan, C. , Clegg, K. (Eds.),Innovative Assessment in Higher Education. Routledge, Taylor and Francis Group, London, UK.