Real users test drive a prototype or production system. Usually one-on-one, with a participant and moderator, the participant thinks out loud as they complete representative tasks. Typically 6-8 participants per user segment.
Understand what works and what doesn’t. Often included in iterative development with each cycle so that the product continually improves. Excels at finding specific interface problems, including layout, labeling, and interaction.
Posted in on April 8, 2007