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Usability Testing

Is Eight Enough? Choosing the Right Sample Size

Is Eight Enough? Choosing the Right Sample Size

How many participants do you need for a usability study? This is one of the most common questions clients ask when approaching us about a new research project. Here are a few questions to consider when choosing your sample size:

Team Effort: Tips for Usability Testing with Remote Participants

Team Effort: Tips for Usability Testing with Remote Participants

Remote testing is often a team effort, requiring close virtual coordination between prep-staff, moderators, participants, and clients who may be thousands of miles apart from one another. In a typical remote session, participants share their computer screen with a moderator and discuss their experience over an audio connection, while clients observe and make additional suggestions.  Here are some tips that we’ve developed to help make our own remote testing as successful and smooth as in-person sessions.

Centralis in the Field: Testing Usability of Chicago's Transit Signs & Maps

Centralis in the Field: Testing Usability of Chicago's Transit Signs & Maps

Centralis took to the field to test occasional and seasoned RTA riders as they physically walked through transfer scenarios between different stations. Below are some of the biggest things we learned about taking the environment into account when placing signs and maps out in the “real world”.