This report is also available as an Acrobat file.
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This study was funded through JISC (Joint Information Services Committee) as a part of the SIMA project. Thanks are due to Patrick McAndrew and Terry Mayes, for their support and assistance in the production of this document, and Carmel Smith for her extensive editing of the final document despite ill health.
Chris Schnurr cjs@icbl.hw.ac.uk
Carmel Smith carmel@icbl.hw.ac.uk
Institute for Computer Based Learning,
Heriot Watt University, Edinburgh.
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