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Lee, Yong-Won; Kantor, Robert; Mollaun, Pam – 2002
This paper reports the results of generalizability theory (G) analyses done for new writing and speaking tasks for the Test of English as a Foreign Language (TOEFL). For writing, a special focus was placed on evaluating the impact on the reliability of the number of raters (or ratings) per essay (one or two) and the number of tasks (one, two, or…
Descriptors: English (Second Language), Generalizability Theory, Reliability, Scores