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Language Testing in Asia

Table 2 ACDM fit statistics

From: Diagnosing EFL learners’ writing ability: a diagnostic classification modeling analysis

Fit index

Estimate

MX2

31.2

MADcor

0.058

MADRESIDCOV

1.27

MADQ3

0.056

SRMSR

0.074

RMSEA

0.083

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