Correlations between prototypical usability metrics from 90 distinct usability tests were strong when measured at the task-level (r between .44 and .60). Using test-level satisfac...
For more than a decade, the number of usability test participants has been a major theme of debate among usability practitioners and researchers keen to improve usability test per...
Task performance data and subjective assessment data are widely used as usability measures in the human-computer interaction (HCI) field. Recently, physiology has also been explor...