Gamification in Learning & Assessment
Gamification in assessment and psychometrics presents new opportunities for ways to improve the quality of exams. While the majority of adults perceive games with caution
(well, it always is…)
Keep on reading for easy-to-digest articles on psychometric topics, industry news, and guest posts from experts.
Gamification in assessment and psychometrics presents new opportunities for ways to improve the quality of exams. While the majority of adults perceive games with caution
Meta-analysis is a research process of collating data from multiple independent but similar scientific studies in order to identify common trends and findings by means
Multistage testing (MST) is a type of computerized adaptive testing (CAT). This means it is an exam delivered on computers which dynamically personalize it for
Test validation is the process of verifying whether the specific requirements to test development stages are fulfilled or not, based on solid evidence. In particular,
Maximum Likelihood Estimation (MLE) is an approach to estimating parameters for a model. It is one of the core aspects of Item Response Theory (IRT),
Multidimensional item response theory (MIRT) has been developing from its Factor Analytic and unidimensional item response theory (IRT) roots. This development has led to an
The item pseudo-guessing parameter is one of the three item parameters estimated under item response theory (IRT): discrimination a, difficulty b, and pseudo-guessing c. The
The item discrimination parameter a is an index of item performance within the paradigm of item response theory (IRT). There are three item parameters estimated
The item difficulty parameter from item response theory (IRT) is both a shape parameter of the item response function (IRF) but also an important way
The One Parameter Logistic Model (OPLM or 1PL or IRT 1PL) is one of the three main dichotomous models in the Item Response Theory (IRT)
A z-score measures the distance between a raw score and a mean in standard deviation units. The z-score is also known as a standard score
The borderline group method of standard setting is one of the most common approaches to establishing a cutscore for an exam. In comparison with the
The Ebel method of standard setting is a psychometric approach to establish a cut score for tests consisting of multiple-choice questions. It is usually used
Item parameter drift (IPD) refers to the phenomenon in which parameter values a given test item changes over multiple testing occasions within the item response
The concept of Speeded vs Power Test is one of the ways of differentiating psychometric or educational assessments. In the context of educational measurement and
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