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In this section, we describe how we performed our final user test analysis for Hubbub. We had 3 students (not in 6.813) user test Hubbub. All three users owned smart phones and used at least a subset of the services Hubbub supports very frequently. However, our users were not as representative of our target user group as our potential users from GR1. There was no demo, but users were briefed with the same briefing we used in GR3:
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