cognitive diagnostic models

What are cognitive diagnostic models?

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Cognitive diagnostic models are an area of psychometric research…
item response theory

How do I implement item response theory?

I recently received a email from a researcher that wanted to implement…
student essay rubric

What is a rubric?

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What is a rubric? It's a rule for converting unstructured responses…

6 Reasons for Online Essay Marking

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Why online essay marking? Essay questions and other extended…

What is Item Banking? How can it improve my assessment?

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Item banking refers to the purposeful creation of a database…

Item Writing Tips

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With so many things to consider, it’s no wonder psychometricians…

What is Scaling?

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I often hear this question, especially regarding the scaled scoring…
psychometric forensics, conference on test security, data forensics, test fraud

SIFT: A new tool for statistical detection of test fraud

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SIFT: Software for Investigating Test Fraud Test fraud is an…
online testing

2016 - A Year of Growth!

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2015 was an incredible year that witnessed extensive changes…
online testing

Doing it Right: Essentials for Online Testing

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If you are looking around for an online testing system, you have…