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Sawaki, Yasuyo; Kim, Hae-Jin; Gentile, Claudia – Language Assessment Quarterly, 2009
In cognitive diagnosis a Q-matrix (Tatsuoka, 1983, 1990), which is an incidence matrix that defines the relationships between test items and constructs of interest, has great impact on the nature of performance feedback that can be provided to score users. The purpose of the present study was to identify meaningful skill coding categories that…
Descriptors: Feedback (Response), Test Items, Test Content, Identification