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Usability Testing w. 5 Users: ROI Criteria (video 2 of 3)

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Design

The number of test participants for qualitative usability testing that optimizes return-on-investment is determined by 2 parameters: the facilitator’s observational skills and the design team’s speed when generating the next design iteration.

#UX #ROI #usability #usertesting #testparticipants #samplesize