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  • Aaron Wolfson thinks this is interesting:

Sometimes, when you’re trying to validate hypotheses in new industries, it can be tough to know what sort of results constitute a success. With Lean UX, you must learn how to design the right kinds of tests in order to know when your hypotheses have been validated. And sometimes you just have to rely on plain old qualitative research and good judgment. We’ll cover that in later chapters.


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Exactly like experimental psychology. The experiment must be designed in order to make it clear whether the desired result is achieved or not.