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Direct linkEaton, Philip; Willoughby, Shannon – Physical Review Physics Education Research, 2020
As targeted, single-conception curriculum research becomes more prevalent in physics education research (PER), the need for a more sophisticated statistical understanding of the conceptual surveys used becomes apparent. Previously, the factor structure of the Force Concept Inventory (FCI) was examined using exploratory factor analysis (EFA) and…
Descriptors: Item Response Theory, Factor Analysis, Factor Structure, Models
