Search results for author:"Sun-Joo Cho"
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Applied Psychological Measurement Vol. 35, No. 8 (November 2011) pp. 583–603
The models used in this article are secondary dimension mixture models with the potential to explain differential item functioning (DIF) between latent classes, called latent DIF. The focus is on models with a secondary dimension that is at the same ...
Exceptional Children Vol. 80, No. 4 (July 2014) pp. 423–437
A pretest-posttest cluster-randomized trial involving 31 middle schools and 335 students with disabilities tested the effects of combining explicit and anchored instruction on fraction computation and problem solving. Results of standardized and...