18HYPOTHESIS TESTING
In this chapter, you’ll build on your experience with confidence intervals and sampling distributions to make more formal statements about the value of a true, unknown parameter of interest. For this, you’ll learn about frequentist hypothesis testing, where a probability from a relevant sampling distribution is used as evidence against some claim about the true value. When a probability is used in this way, it is referred to as a p-value. In this chapter, I talk about interpreting results for relatively basic statistics, but you can apply the same concepts to statistics arising from more complicated methods (such as regression ...
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