This introductory text describes the principles of invariant measurement, how invariant measureme...

This introductory text describes the principles of invariant measurement, how invariant measureme...

The purpose of this book is to present methods for developing, evaluating and maintaining rater-m...

The purpose of this book is to present methods for developing, evaluating and maintaining rater-m...

This book introduces current perspectives on Rasch measurement theory with an emphasis on develop...

This book introduces current perspectives on Rasch measurement theory with an emphasis on develop...

The chapters in this new volume describe original research concerned with both theory and practic...

The chapters in this new volume describe original research concerned with both theory and practic...

First Published in 2013. Routledge is an imprint of Taylor & Francis, an informa company.

First Published in 2013. Routledge is an imprint of Taylor & Francis, an informa company.