Approximating Task Completion When You Can’t Observe Users
By Jeff Sauro, PhD and Jim Lewis, PhD . April 14, 2020 . Tags: Unmoderated Research, SEQ, SUS
If users can’t complete a task, not much else matters. Consequently, task completion is one of the fundamental UX measures and one of the most commonly collected metrics, even in small-sample formative studies and studies of low-fidelity prototypes. Task completion is usually easy to collect, and it’s easy to understand and communicate. It’s typically coded as a binary measure (success or fail) dependent on a participant