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Direct linkGyllstad, Henrik; McLean, Stuart; Stewart, Jeffrey – Language Testing, 2021
The last three decades have seen an increase of tests aimed at measuring an individual's vocabulary level or size. The target words used in these tests are typically sampled from word frequency lists, which are in turn based on language corpora. Conventionally, test developers sample items from frequency bands of 1000 words; different tests employ…
Descriptors: Vocabulary Development, Sample Size, Language Tests, Test Items
Download full textBrent A. Culligan – Vocabulary Learning and Instruction, 2019
This study examines the application of an IRT analysis of words on lists including the General Service List (GSL), New General Service List (NGSL), Academic Word List (AWL), New Academic Word List (NAWL), and TOEIC Service List (TSL). By comparing line graphs, density distribution graphs, and boxplots for the average difficulty of each word list…
Descriptors: Word Lists, Computational Linguistics, Item Response Theory, Student Attitudes
