Posted by Austin Fossey In my last post, I talked about how item discrimination is the primary statistic used for item selection in classical test theory […]
Regular readers of our blog know that we ran an initial series on item analysis way back in the day, and then I did a […]
Posted by Austin Fossey A client recently asked me if there is a way to count the number of each type of item in their item […]
Posted by Austin Fossey Three different customers recently asked me how to decide between scoring a multiple-response (MR) item dichotomously or polytomously; i.e., when should an […]
Posted by Julie Delazyn Whether you work with low-stakes assessments, small-scale classroom assessments or large-scale, high-stakes assessment, understanding and applying some basic principles of item […]
Posted by Austin Fossey This post concludes my series on item development in large-scale assessment. I’ve discussed some key processes in developing items, including drafting items, […]
Posted by Austin Fossey The final step in item development is the psychometric review. You have drafted the items, edited them, sent them past your review […]