According to Jakob Nielsen:
“Testing ever-more users in card sorting has diminishing returns, but you should still use three times more participants than you would in traditional usability tests.”
So Nielsen's reccomendation is to have 15 users for Card Sorting tests. Sounds quite reasonable...
Posted by Navneet at August 15, 2004 10:47 AM | TrackBack | Comments disabled due to spam| Sun | Mon | Tue | Wed | Thu | Fri | Sat |
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