Posts on psychometrics: The Science of Assessment

How can you implement an Angoff cutscore on a test scored with item response theory?

The modified-Angoff method is arguably the most common method…

What is linear on the fly testing?

Linear on the fly testing (LOFT) is an approach to delivering…
businessman at computer

What is the Hofstee method for setting cutscores?

Have you heard about standard setting approaches such as the…

What is the Spearman-Brown prediction formula?

The Spearman-Brown Prediction Formula, also known as the Spearman-Brown…

What can artificial intelligence and machine learning tell us about item banks?

Artificial intelligence (AI) and machine learning (ML) have become…
monte carlo simulation

7 Technology Hacks to Deliver Assessments More Securely

​So, yeah, the use of "hacks" in the title is definitely on…
Adaptive test

How do I develop a computerized adaptive test?

Computerized adaptive testing (CAT) has been around since the…
monte carlo simulation

What is monte carlo simulation in adaptive testing?

Simulation studies are an essential step in the development of…
decision consistency

What is decision consistency?

If you are involved with certification testing and are accredited…