Snippet from “Rocket Surgery Made Easy” by UX guru Steve Krug.
“…the kind of testing i’m recommending you do… definitely qualititive. The purpose isn’t to prove anything; it’s to get insights that enable you to improve what you’re building.
As a result, do-it-yourself tests can be much more informal and, well, unscientific. This means that you can test fewer users…
There’s no data gathering involved. Instead, members of the development team, stakeholders, and any other interested parties observe the session from another room…
The funny thing is, it just works”