Data science tutorial: Power analysis for experiment design
2:57
YouTubeJonathan.Interviews
Data science tutorial: Power analysis for experiment design
Many junior data scientists set statistical power to 80% without understanding what it actually represents. Power is the probability of rejecting the null hypothesis when the alternative hypothesis is true. In this tutorial, I calculate the required sample size for 80% power in an A/B test, then run 10,000 experiments drawing from populations ...
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