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IJHCI
2008

Coupling the Users: The Benefits of Paired User Testing for iDTV

8 years 8 months ago
Coupling the Users: The Benefits of Paired User Testing for iDTV
Interactive digital television (iDTV) is a social medium and must therefore be tested in a context as close to real life as possible. This explains why we saw the potential and importance for the involvement of real life couples in iDTV usability testing. We will describe an experiment that compares single user testing and co-participation testing with couples for the evaluation of several Flemish iDTV applications. First, we found that there was less probing needed by the facilitator to think out loud in the think aloud/co-participation method with couples than in the think aloud/single test user method. Secondly, couples did not encounter difficulties working together with the iDTV applications. Further, couples did not lose time by discussing irrelevant issues during the test session. A fourth finding is that couples detected more usability hits than single test users. The quality of comments, however, was the same in both conditions. 60 % of the comments consisted of intrinsic sug...
Tara Shrimpton-Smith, Bieke Zaman, David Geerts
Added 12 Dec 2010
Updated 12 Dec 2010
Type Journal
Year 2008
Where IJHCI
Authors Tara Shrimpton-Smith, Bieke Zaman, David Geerts
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