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Questionnaire for determining usability of a system
As part of a pitch, business are determining the usability of two software products and have come up with a questionnaire to ask a set of end users.
They have asked me to feedback on the ...
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Does using part of a usability questionnaire diminish its validity?
I'm interested in using QUIS (http://garyperlman.com/quest/quest.cgi) but the questions about system capabilities are irrelevant for my purposes as well as the questions about screens. I'm primarily ...
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