Title :
The Analysis of Response Patterns on IRT Ability Estimation Methods in Computerized Adaptive Test
Author :
Chen, Deng-Jyi ; Lai, Ah-Fur ; Mao, Chia-Chi
Author_Institution :
Nat. Chiao Tung Univ., Hsinchu
Abstract :
The main purpose of the study was to compare four ability estimation engines (which are OWEN, EAP, MLE, and WLE) regarding the convergent state and divergent state, and dynamic behaviors under different types of test-taker´s response pattern in CAT.
Keywords :
estimation theory; statistical testing; CAT; EAP; IRT ability estimation methods; MLE; OWEN; WLE; computerized adaptive test; item response theory; response patterns analysis; Bayesian methods; Computer science; Convergence; Engines; Length measurement; Maximum likelihood estimation; Pattern analysis; State estimation; Switches; System testing;
Conference_Titel :
Advanced Learning Technologies, 2007. ICALT 2007. Seventh IEEE International Conference on
Conference_Location :
Niigata
Print_ISBN :
0-7695-2916-X
DOI :
10.1109/ICALT.2007.237
