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Yan, Xun; Chuang, Ping-Lin – Language Testing, 2023
This study employed a mixed-methods approach to examine how rater performance develops during a semester-long rater certification program for an English as a Second Language (ESL) writing placement test at a large US university. From 2016 to 2018, we tracked three groups of novice raters (n = 30) across four rounds in the certification program.…
Descriptors: Evaluators, Interrater Reliability, Item Response Theory, Certification
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Schaefer, Edward – Language Testing, 2008
The present study employed multi-faceted Rasch measurement (MFRM) to explore the rater bias patterns of native English-speaker (NES) raters when they rate EFL essays. Forty NES raters rated 40 essays written by female Japanese university students on a single topic adapted from the TOEFL Test of Written English (TWE). The essays were assessed using…
Descriptors: Writing Evaluation, Writing Tests, Program Effectiveness, Essays