AN ELEMENTARY TEST OF THE NORMAL 2PL MODEL AGAINST THE NORMAL 3PL ALTERNATIVE
نویسندگان
چکیده
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ژورنال
عنوان ژورنال: ETS Research Report Series
سال: 2006
ISSN: 2330-8516
DOI: 10.1002/j.2333-8504.2006.tb02020.x