Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
User Experience Questionnaire (UEQ) results. Mean scores on each scale are shown, with error bars representing variance. Green shading indicates a positive evaluation range, cream shading a neutral evaluation range, and red shading a negative evaluation range.
