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Contents of this video:
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00:00 Intro
00:34 Three types of questions
02:18 When to use binomial test, z-test and t-test
05:09 t-distribution vs z-distribution
06:50 Testing proportions
09:26 What's in the next video
![](https://i.ytimg.com/vi/IY7y-t30UJc/maxresdefault.jpg)