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Direct linkEaton, Philip; Frank, Barrett; Willoughby, Shannon – Physical Review Physics Education Research, 2020
Items that are chained, or blocked, together appear on many of the conceptual assessments utilized for physics education research. However, when items are chained together there is the potential to introduce local dependence between those items, which would violate the assumption of item independence required by classical test theory,…
Descriptors: Science Instruction, Physics, Motion, Scientific Concepts
