الرقم الموحد920033555

 التقارير الفنية المتخصصة

A Comparison of IRT Theta Estimates and Delta Scores From the Perspective of Additive Conjoint Measurement

 Benjamin W. Domingue & Dimiter M. Dimitrov

The National Center for Assessment (NCA) is piloting an approach to scoring and equating of tests with binary items referred to as delta-scoring method (Dimitrov, 2015). The purpose of this study ... المزيد  

Differential Item Functioning Report for the New Arabic Test

 Yong Luo

The current report focuses on differential item functioning (DIF) analysis of the 50 items in the Arabic test. Given the small sample size (N=275), many DIF detection methods based on item respon ... المزيد  

Using a Multiple Indicators Multiple Causes (MIMIC) model to Examine Item and Scale Performance across Different Response Time Groups

 Ioannis Tsaousis

TR164-2016 Abstract Item response latency has become a valuable source of information in modern psychometrics, especially after the increasing use of Computer Based Tests (CBT) in educational an ... المزيد  

Examining Psychometric Properties of Qiyas for Arabic (L1) A Rasch Analysis Approach

 Amjed A. Al-Owidha

One central required process during the stage of test construction and development is to check for the quality of test items to examine if they are functioning and behaving as planned. Such proce ... المزيد  

The Effects of Repeated Testing on Person Performance on the Computerized Version of the GAT and PGAT Tests

 Georgios Sideridis

TR157-2016 Abstract The purpose of the present studies was to explore how subsequent testing influences examinee performance using the novel methodology of latent transition analysis. Participa ... المزيد  

Investigating the Psychometric Properties of the New Arabic Language Test in both IRT and CTT frameworks

 Amjed A. Al-Owidha Yong Luo

One central required process during the stage of test construction and development is to check for the quality of test items to examine if they are functioning and behaving as planned. This is pa ... المزيد  

The Effects of Pretesting on Computer Based Testing Using the GAT

 Georgios Sideridis

TR152-2016 Abstract The purpose of the present study was to explore how subsequent testing influences examinee performance using the novel methodology of latent transition analysis. Participant ... المزيد  

Item Analysis Report for the New Arabic Test

 Yong Luo

The current test was taken by 501 students, and hence the subsequent analyses were based on a sample of 501 students. Due to the small sample size, only classic test theory (CTT) is used as the m ... المزيد  

Examining the prevalence and impact of non- attempted items in NCA educational tests

 Iasonas Lamprianou

The aim of this study is to examine whether NCA achievement test scores are affected by response strategy decisions. The dataset consisted of the responses of 34,500 examinees to 52 verbal and 44 ... المزيد  

Modeling Group Specific Differential Item Functioning in the STAPSOL Test

 Khurrem Jehangir

Fit to item response theory (IRT) models in educational testing can be compromised by the presence of group-specific differential item functioning (GDIF). The current study proposes methods to d ... المزيد  


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