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From time to time the New Zealand Council for Educational Research is asked how test results can contribute to making an Overall Teacher Judgement (OTJ). This is an important and complex question and...
| Year published: 2011 | Publication type: Journal article | Publisher: NZCER Press | Content type: Set article
Sometimes a test can be too easy for some or all of the test takers, resulting in a large number of perfect or near-perfect scores. When this happens the test results are sometimes described as...
| Year published: 2009 | Publication type: Journal article | Publisher: NZCER Press | Content type: Set article
These days we are keen to make the most of our test data, particularly when it comes to informing next steps for teaching and learning. Sometimes we may examine how students have responded to...
| Year published: 2008 | Publication type: Journal article | Publisher: NZCER Press | Content type: Set article
Measuring the main trends of an individual's progress is always difficult. However, the presence of measurement error makes it harder. Good tests indicate the measurement error associated with...
| Year published: 2007 | Publication type: Journal article | Publisher: NZCER Press | Content type: Set article
Measurement scales allow raw test scores to be converted to locations on an equal-interval scale. This article outlines how these work, how they are numbered and how they relate to...
| Year published: 2006 | Publication type: Journal article | Publisher: NZCER Press | Content type: Set article
Charles Darr reports on his experience in creating a mathematics test using asTTle, comments on his perceptions, and discusses some of the strengths and weaknesses of this new assessment package for...
| Year published: 2003 | Publication type: Journal article | Publisher: NZCER Press | Content type: Set article