Blog Archives

The Rasch Model in e-asTTle

This section explains some of the underlying test theory used in e-asTTle for those who are interested. For a simplified explanation, see Guidelines on creating a good test. For an explanation of the Multi-facet Rasch Model used in scoring Writing,

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Breaking down the Console Report – Pointers & things to know

This report addresses the feedback question: How are my students doing compared to others of the same year level who are sitting e-asTTle tests? It shows your students’ e-asTTle scores – overall, depth and strand – relative to the e-asTTle

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Posted in Reports

Measurement Error in e-asTTle

A score of any kind is always an estimate of “true” performance. Usually, if you were to re-test the same student again, their score would be at least slightly different. How can we know how precise a score is? We

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Posted in Reports