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Category: Data
Description: Full dataset for Chang, Ahn, and Kim (2025, "LexKO: A quick, reliable lexical test of Korean language proficiency"), in Excel format (.xlsx) and comma-separated values format (.csv). Sheet 1 of the Excel file provides the data from the first round of pilot testing; Sheet 2, the data from the second round of pilot testing; Sheet 3, the data from validation testing; and Sheet 4, the by-item response data from the Mini-TOPIK (administered in validation testing). Sheet 5 provides a key explaining each column of the data spreadsheets in sheets 1-4. The R analysis code is also included (see the Materials page for the meta-data on items).
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