24 April 2006
11:30 - 13:00
Usability Evaluations: Challenges and Solutions
No IM Please, We're Testing
The author surveyed usability moderators and observers about their experiences using instant messaging to communicate between interview and observation rooms. Observers were more positive than moderators, who found distraction an issue.
Personal Preference Influences on Product Usability
The authors describe a comparative experiment using the NASA-TLX workload assessment tool that demonstrated lower mental/physical demands on participants when using products they preferred. Brand image perceptions influenced participants' subjective evaluations of usability.
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