UX research sample size explained: How many users do you REALLY need?

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Timestamps:
00:00 Intro
01:23 2 determining factors of sampling strategy
01:43 Factor 1: Research methods
02:06 Qualitative methods sampling factors
02:57 "Why you only need to test with 5 users"
03:30 Quantitative methods sampling factors
04:45 Factor 2: User groups
05:44 Summary: how to come up with a good sampling strategy
06:21 Survey sample size explained
08:10 Demo: how to calculate survey sample size
10:48 Sample size for usability testing and IDIs
12:02 Sample size for Diary Studies
12:23 Remember to count for "drop-outs"

Nielsen Norman Group: Why you only need to test with 5 users: https://www.nngroup.com/articles/why-...
The survey calculator I used in this video: https://www.surveysystem.com/sscalc.htm (Try it out! It's super fun to play with it :D )
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» An easy-to-read intro to stats: The Cartoon Guide to Statistics https://amzn.to/3nFwstF

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Hello there! I’m Aona, creator of AonaTalks, also a Senior UX Researcher (UXR) working in Silicon Valley. Topics I enjoy talking include but not limited to UX research, UX career growth, and Silicon Valley fashion and lifestyle. I hope my content can help aspiring and like-minded UXers find their personal and professional footing in this field. Thank you for visiting my channel! I hope you find what you are looking for.

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