How Large Is the Evaluator Effect in Usability Testing

How Large Is the Evaluator Effect in Usability Testing?

Uncovering usability problems is at the heart of usability testing. Problems and insights can be uncovered from observing participants live in a usability lab, using heuristic evaluations, or watching videos of participants. But if you change the person looking for the problems (the evaluator), do you get a different set of problems? The Evaluator Effect

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Do Novices or Experts Uncover More Usability Issues_

Do Novices or Experts Uncover More Usability Issues?

Finding and fixing problems encountered by participants through usability testing generally leads to a better user experience. But not all participants are created equal. One of the major differentiating characteristics is prior experience. People with more experience tend to perform more tasks successfully, more quickly and generally have a more positive attitude about the experience than inexperienced

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8 Ways to Minimize No Shows in UX Research

While UX research may be a priority for you, it probably isn’t for your participants. And participants are a pretty important ingredient in usability testing. If people were predictable, reliable, and always did what they said, few of us would make a living in improving the user experience! Unfortunately, people don’t always show up when

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Do Observers Affect Usability Test Results?

Many researchers are familiar with the Hawthorne Effect in which people act differently when observed. It was named when researchers found workers at the Hawthorne Works factory performed better not because of increased lighting but because they were being watched. This observer effect happens not only with people but also with particles. In physics, the

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10 Resources for Usability Facilitators

Facilitating a usability test is a skill. With enough of the right practice you’ll get better at facilitating and running more effective usability test sessions. A solid foundation in both the theory and practical applications of facilitating a usability test will aid you in becoming a solid facilitator. To help, here are ten resources for

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When to Provide Assistance in a Usability Test

One of the fundamental principles behind usability testing is to let the participants actually use the software, app, or website and see what problems might emerge. By simulating use and not interrupting participants, you can detect and fix problems before users encounter them, get frustrated, and stop using and recommending your product. So while there’s

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5 Interfaces That Benefit From Usability Testing

The fundamental idea behind usability testing is that the interface creator is not the user. We can broaden the idea of an interface to encompass more than websites and software as Don Norman famously illustrated in his book The Design of Everyday Things. An interface is the point where people and systems interact. An interface

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UX & Net Promoter Benchmarks for Entertainment Websites

Content is king. Whether it’s for books, movies, audio books, news sites, or entertainment websites. When you have good content people will come and stay. But if people can’t find the content or there’s too much friction in the experience you’ll likely lose your audience even with killer content. An increasing number of consumers now

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10 Golden Rules Of Facilitation

Facilitation is a valuable skill for measuring the user experience. A good facilitator ensures sessions run smoothly, make participants comfortable, and extract the right data for even the most difficult scenarios, stakeholders, or participants. Joe Dumas and Beth Loring wrote a great guidebook that is an essential read for anyone interested in facilitating a usability

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Does Thinking Aloud Affect Where People Look?

Having participants think aloud is a valuable tool used in UX research. It’s primarily used to understand participants’ mental processes, which can ultimately uncover problems with an interface. It has a rich history in the behavioral sciences that dates back over a century. Despite its value, it’s not without its controversy. Some research has shown

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