Dummy Variable Encoding: The Correct Method for Representing Categorical Variables in Regression Models
Imagine trying to teach a computer to understand your favourite ice-cream flavours. You know that “vanilla,” “chocolate,” and “strawberry” are different, but to the machine, they’re just words—no hierarchy, no numerical meaning. To perform mathematical analysis, you must translate these flavours into a language it understands: numbers. This is where dummy variable encoding steps in,…
