ASC’s Blog: Resources on Assessment, Psychometrics, and EdTech

ASC continually posts new resources and articles on our blog, covering industry news, scholarly conferences, and discussions of important psychometric concepts. See the most recent articles in the blog below.

Content Validity in Assessment

Psychometrics

Content validity is an aspect of validity, a term that psychometricians use to refer to evidence that interpretations of test scores are supported. For example, predictive validity provides evidence that a pre-employment test will predict…

Predictive Validity of Test Scores

Psychometrics

Predictive Validity is a type of test score validity which evaluates how well a test predicts something in the future, usually with a goal of making more effective decisions about people. For instance, it is often used in the world of pre-employment…

What is Psychometrics? Definition: Improve exams with science.

Education, Psychometrics

Digital Badges

Credentialing

Digital badges (aka ebadges) have emerged in today's digitalized world as a powerful tool for recognizing and showcasing individual’s accomplishments in an online format which is more comprehensive, immediate, brandable, and easily verifiable…

Certification Management System: Streamline Credential Management

Credentialing

A Certification Management System (CMS) or Credential Management System (CMS) plays a pivotal role in streamlining the key processes surrounding the certification or credentialing of people, namely that they have certain knowledge or skills…

ansi accreditation certification exam candidates

ANSI/ISO 17024 Accreditation

Credentialing

ANSI/ISO 17024 accreditation is an internationally recognized standard for the accreditation of personnel certification bodies. ANSI stands for the American National Standards Institute, while ISO refers to the International Organization for…

Microcredentials: What are they?

Credentialing

Microcredentials are short, focused, and targeted educational or assessment-based certificate programs that offer learners a way to acquire specific skills or knowledge in a particular field. In today's fast-paced and rapidly evolving job…

The Graded Response Model – Samejima (1969)

Psychometrics

Samejima's (1969) Graded Response Model (GRM, sometimes SGRM) is an extension of the two parameter logistic model (2PL) within the item response theory (IRT) paradigm. IRT provides a number of benefits over classical test theory, especially…

What is automated essay scoring?

Artificial Intelligence, Education

Automated essay scoring (AES) is an important application of machine learning and artificial intelligence to the field of psychometrics and assessment. In fact, it's been around far longer than "machine learning" and "artificial intelligence"…

What ChatGPT brings us for item writing

Artificial Intelligence

Even those ones who do not consider themselves technology buffs have heard about ChatGPT. Today, everybody is talking about ChatGPT—a modern megastar of artificial intelligence (AI) and machine learning (ML) industries. This is how ChatGPT…

AI in Education

Artificial Intelligence, Education

Artificial intelligence (AI) is poised to address some challenges that education deals with today, through innovation of teaching and learning processes. By applying AI in education technologies, educators can determine student needs more precisely,…

Coefficient cronbachs alhpa interpretation

Coefficient alpha reliability index

Psychometrics, Test Development

Coefficient alpha reliability, sometimes called Cronbach’s alpha, is a statistical index that is used to evaluate the internal consistency or reliability of an assessment. That is, it quantifies how consistent we can expect scores to be, by…

Differential item functioning (DIF)

Psychometrics

Differential item functioning (DIF) is a term in psychometrics for the statistical analysis of assessment data to determine if items are performing in a biased manner against some group of examinees. Most often, this is based on a demographic…

Gamification in Learning & Assessment

Education

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 because of their detrimental effect on youngsters’ minds causing addiction,…

Meta-analysis and Test Validation in Psychological Measurement

Uncategorized

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 of statistical methods. To put it simply, it is a method where you can accumulate…

ASC’s Blog: Resources on Assessment, Psychometrics, and EdTech

Content Validity in Assessment

Predictive Validity of Test Scores

What is Psychometrics? Definition: Improve exams with science.

Digital Badges

Certification Management System: Streamline Credential Management

ANSI/ISO 17024 Accreditation

Microcredentials: What are they?

The Graded Response Model – Samejima (1969)

What is automated essay scoring?

What ChatGPT brings us for item writing

AI in Education

Coefficient alpha reliability index

Differential item functioning (DIF)

Gamification in Learning & Assessment

Meta-analysis and Test Validation in Psychological Measurement

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