NotesFAQContact Us
Collection
Advanced
Search Tips
Showing all 5 results Save | Export
Peer reviewed Peer reviewed
Direct linkDirect link
Ercikan, Kadriye; Roth, Wolff-Michael; Asil, Mustafa – Teachers College Record, 2015
Background/Context: Two key uses of international assessments of achievement have been (a) comparing country performances for identifying the countries with the best education systems and (2) generating insights about effective policy and practice strategies that are associated with higher learning outcomes. Do country rankings really reflect the…
Descriptors: Inferences, International Education, International Studies, Case Studies
Peer reviewed Peer reviewed
Direct linkDirect link
Cui, Ying; Leighton, Jacqueline P. – Journal of Educational Measurement, 2009
In this article, we introduce a person-fit statistic called the hierarchy consistency index (HCI) to help detect misfitting item response vectors for tests developed and analyzed based on a cognitive model. The HCI ranges from -1.0 to 1.0, with values close to -1.0 indicating that students respond unexpectedly or differently from the responses…
Descriptors: Test Length, Simulation, Correlation, Research Methodology
Peer reviewed Peer reviewed
Zhang, Shuqiang; And Others – TESOL Quarterly, 1992
Multiple regression analysis is discussed as useful for studying the effect of a variable while controlling for the effects of others and for estimating the total effect of all predictor variables together. It is suggested that in English-as-a-Second-Language proficiency measurement, regression coefficients should not be the basis for judging…
Descriptors: Correlation, English (Second Language), Evaluation Problems, Language Research
Peer reviewed Peer reviewed
Direct linkDirect link
Schulte, Ann C.; Easton, Julia E.; Parker, Justin – School Psychology Review, 2009
Documenting treatment integrity is an important issue in research and practice in any discipline concerned with prevention and intervention. However, consensus concerning the dimensions of treatment integrity and how they should be measured has yet to emerge. Advances from three areas in which significant treatment integrity work has taken…
Descriptors: Substance Abuse, Prevention, Outcomes of Treatment, School Psychology
Peer reviewed Peer reviewed
Raymond, Mark R. – Evaluation and the Health Professions, 1986
Several methods for dealing with incomplete multivariate data and ways to examine the effectiveness of these methods are discussed. It is concluded that pairwise and listwise deletions are among the least effective methods in terms of approximating the results, whereas estimates based on correlational procedures generally produce the most accurate…
Descriptors: Correlation, Data Analysis, Estimation (Mathematics), Evaluation Problems