2  Setting up your analysis environment

• Log into the Posit Cloud
• Download the data you need for the exercises: https://cm3-datasets.s3.eu-west-1.amazonaws.com/data/data-2024.zip
• Follow this video to get set up with the directory structure and packages you need

Andrich, David, and Ida Marais. 2019. “The Idea of Measurement.” In A Course in Rasch Measurement Theory, 3–11. Springer Nature Singapore. https://doi.org/10.1007/978-981-13-7496-8_1.

Bond, Trevor G., Zi Yan, and Moritz Heene. 2020. Applying the Rasch Model: Fundamental Measurement in the Human Sciences. Routledge. https://doi.org/10.4324/9780429030499.

Cappelleri, Jason Lundy, J. C. 2014. “Overview of Classical Test Theory and Item Response Theory for the Quantitative Assessment of Items in Developing Patient-Reported Outcomes Measures.” Clinical Therapeutics 36 (5): 648–62. https://doi.org/https://doi.org/10.1016/j.clinthera.2014.04.006.

Cronbach, Lee J. 1951. “Coefficient Alpha and the Internal Structure of Tests.” Psychometrika 16 (3): 297–334. https://doi.org/10.1007/bf02310555.

Goldstein, H., and Steve Blinkhorn. 1982. “The Rasch Model Still Does Not Fit.” British Educational Research Journal 8 (2): 167–70. https://doi.org/10.1080/0141192820080207.

Lord, Frederic M, and Melvin R Novick. 2008. Statistical Theories of Mental Test Scores. IAP.

McNeish, Daniel. 2018. “Thanks Coefficient Alpha, We’ll Take It from Here.” Psychological Methods 23 (3): 412–33. https://doi.org/10.1037/met0000144.

Panayides, Panayiotis, Colin Robinson, and Peter Tymms. 2010. “The Assessment Revolution That Has Passed England by: Rasch Measurement.” British Educational Research Journal 36 (4): 611–26. https://doi.org/10.1080/01411920903018182.

Robitzsch, Alexander, Thomas Kiefer, and Margaret Wu. 2022. TAM: Test Analysis Modules. https://CRAN.R-project.org/package=TAM.

Sijtsma, Klaas. 2008. “On the Use, the Misuse, and the Very Limited Usefulness of Cronbach’s Alpha.” Psychometrika 74 (1): 107–20. https://doi.org/10.1007/s11336-008-9101-0.

Wright, Benjamin D, and Magdalena Mok. 2000. “Rasch Models Overview.” Journal of Applied Measurement 1 (1): 83–106.