Statistical Significance in Hypothesis Testing
Linear Digressions
00:00
How Much Data Do You Need to Collect?
Some of these tests aren't free and some of them you're using to make decisions that have real impact if you were to implement them onto like the bottom line of your company. So on the one hand, you want to be cognizant upfront of how much data do we need to collect in order to convince ourselves that we really do have the right answer here. And so that might lead you to collect a really big sample, but you can overpower your test in the sense that potentially collect way more data than you actually needed to draw your conclusion.
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