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A Framework For Predicting Item Difficulty In Reading Tests, Tom Lumley, Alla Routitsky, Juliette Mendelovits, Dara Ramalingam

Dr Tom Lumley

Results on reading tests are typically reported on scales composed of levels, each giving a statement of student achievement or proficiency. The PISA reading scales provide broad descriptions of skill levels associated with reading items, intended to communicate to policy makers and teachers about the reading proficiency of students at different levels. However, the described scales are not explicitly tied to features that predict difficulty. Difficulty is thus treated as an empirical issue, using a post hoc solution, while a priori estimates of item difficulty have tended to be unreliable. Understanding features influencing the difficulty of reading tasks has the …