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13:56
YouTube
Emma Ding
What is the Z-test for Proportions in Statistics? Easy Explanation for Data Science Interviews
The z-test is a great asset to use when exploring proportions. In this video, I go over conducting both one-proportion and two-proportion tests, using loads of step-by-step examples. I’ll also share some of my top tips on when to use “pooled” vs. “unpooled” variance. 🟢Get all my free data science interview resources https://www ...
11K views
Nov 14, 2022
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