7 Logistic Regression: The Basics
Let me get this off my chest right off the bat: Logistic regression, as carried out by most of those who use it, is completely unrelated to regression.
That’s better. (Thank you.) Now let’s take a look at what logistic regression really is, and why it’s needed.
Traditional Approaches to the Analysis
Fifty years ago, and more, people were interested in the ways that dichotomous variables behave, every bit as much as they are today. Then as now, people wanted to know more about binomial variables such as buys/doesn’t buy, survives/doesn’t survive, married/single, Democrat/ Republican, female/male, ...
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