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Direct linkSvetina, Dubravka; Levy, Roy – Journal of Experimental Education, 2016
This study investigated the effect of complex structure on dimensionality assessment in compensatory multidimensional item response models using DETECT- and NOHARM-based methods. The performance was evaluated via the accuracy of identifying the correct number of dimensions and the ability to accurately recover item groupings using a simple…
Descriptors: Item Response Theory, Accuracy, Correlation, Sample Size
González-Bueno, Manuela; Quintana-Lara, Marcela; Falah, Abdulrazzag M. – Applied Language Learning, 2018
Studies of the acquisition of the lenited allophones of Spanish voiced stops have traditionally focused on the production (Lord, 2010; Rogers & Alvord, 2014; Zampini, 1994), but not on the perception of these sounds. This pilot study examines relationships between (a) learner proficiency and perception of target sounds; (b) learner perception…
Descriptors: Spanish, Second Language Learning, Second Language Instruction, Language Proficiency
