Using DEWIS and R for multi-staged statistics e-Assessments (2016)
Journal Article
Henderson, K. L., Weir, I. S., Rhys Gwynllyw, D., Gwynllyw, R., Weir, I., & Henderson, K. (2016). Using DEWIS and R for multi-staged statistics e-Assessments. Teaching Mathematics and its Applications, 35(1), 14-26. https://doi.org/10.1093/teamat/hrv018

© The Author 2015. We demonstrate how the DEWIS e-Assessment system may use embedded R code to facilitate the assessment of students' ability to perform involved statistical analyses. The R code has been written to emulate SPSS output and thus the st... Read More about Using DEWIS and R for multi-staged statistics e-Assessments.

Creating statistics e-assessments using Dewis with embedded R code (2016)
Journal Article
Weir, I., Gwynllyw, R., & Henderson, K. (2017). Creating statistics e-assessments using Dewis with embedded R code. MSOR Connections, 15(2), 51-59

We report on the creation of statistics e-assessments using the Dewis system with embedded R code. Dewis is a fully algorithmic open-source e-assessment system designed and developed at the University of the West of England, Bristol (UWE). Dewis’ abi... Read More about Creating statistics e-assessments using Dewis with embedded R code.

Diagnosing student errors in e-Assessment questions (2015)
Journal Article
Henderson, K. L., Rhys Gwynllyw, D., Walker, P., Gwynllyw, R., & Henderson, K. (2015). Diagnosing student errors in e-Assessment questions. Teaching Mathematics and its Applications, 34(3), 160-170. https://doi.org/10.1093/teamat/hrv010

© The Author 2015. We demonstrate how the re-marker and reporter facility of the DEWIS e-Assessment system facilitates the capture, analysis and reporting of student errors using two case studies: logarithms and indices for first-year computing stude... Read More about Diagnosing student errors in e-Assessment questions.