Does Differential Item Functioning Occur Across Respondents’ Characteristics in Safety Attitudes Questionnaire?

Does Differential Item Functioning Occur Across Respondents’ Characteristics in Safety Attitudes Questionnaire?

Submit Manuscript | http://medcraveonline.com encouraged give a lower score to an item about self-confidence than those from a country where more self-assured people are well-respected, even when their underground trait levels of selfconfidence are the same. In more psychometric terminology, this phenomenon—namely, unequal responding patterns among groups—is called differential item functioning...

an exploratory study of differential item functioning (dif) in efl reading comprehension

بررسی دلایل عملکرد متفاوت سوالات آزمون درک مطلب به زبان خارجی تاریخچه ی تحقیق درباره ی منابع عملکرد مختلف سوالات (دیف) در آزمون درک مطلب پر است از مجموعه ای از متغیرهای فرضیه ای که چند مورد از مهمترین آنها عبارتند از: جنسیت، آشنایی با موضوع متن، علاقه به موضوع یا محتوای متن، حدس زدن، و عوامل بافت اجتماعی (پی 2004؛ زومبو و گلین 2005). مطالعه حاضر با استناد به فلسفه ی انکارپذیری پوپر عوامل ذکر...

Detecting differential item functioning in behavioral indicators across parallel forms.

BACKGROUND Despite the crucial importance of the notion of parallel forms within Classical Test Theory, the degree of parallelism between two forms of a test cannot be directly verified due to the unobservable nature of true scores. We intend to overcome some of the limitations of traditional approaches to analyzing parallelism by using the Differential Item Functioning framework. METHOD We c...

Measuring differential item and test functioning across academic disciplines

Differential item functioning (DIF) is when a test item favors or hinders a characteristic exhibited by group members of a test-taking population. DIF analyses are statistical procedures used to determine to what extent the content of an item affects the item endorsement of sub-groups of test-takers. If DIF is found for many items on the test, the final test scores do not represent the same mea...

9. Differential Item Functioning In Licensure Tests