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If your tool doesn’t give you this option, there are other ways of screening participants – see Chapter ~, Recruiting Participants Screening for specific participants in Chapter 9.
For splitting results later
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Note that you do need to plan your questions carefully to make sure you’re getting the splits you want to compare.
- For more on testing different groups of users, see Chapter ~, Writing Tasks
- Different user groups in Chapter 9.
- For more on filtering results to analyze subsets of data, see Chapter ~, Analyzing Results Analyzing by user group or other criteria in Chapter 12.
For customer research
Good user experience depends on knowing who your users are and what makes them tick. That means that every chance we get to learn from users, we should be trying to fill gaps in what we know about them, and continually asking new questions to guide our designs.
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If you find yourself with 5 or 10 (or more) questions that you really want answers to, consider creating a proper online survey to run separately from your tree test. You will be happier with the features offered by a full-on survey tool, and your participants will not feel like they’ve been maneuvered tricked into doing more work than they signed up for.
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We often finish our survey questions with an invitation to do future studies about this product/website. It usually looks something like this:
To improve the Acme website, we're doing more studies like this over the next few months. Would you like to be notified to help us out?
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