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Table 9 Summary of the rater fit description

From: Linking the International English Language Competency Assessment suite of examinations to the Common European Framework of Reference

Logits

Infit

Outfit

Notes

Less than .50

Ni Ma Ek Ja

Ni Ma Ek Ja

Insufficient variation

Between .50 and 1.50

Ol Tr Em Ro So Mar Ra Jo Ca

Ol Tr Em Ro So Ra Jo Ca

appropriate variation

Larger than 1.50

Sa

Sa Jo Ma

Central tendency or halo effect