Name: Introduction to Factor Variables - 질적 변수를 이해해 봅시다
Uploaded: 2026-01-16T00:00:00Z
Description: In this chapter, you’ll learn all about factors. You’ll discover the difference between categorical and ordinal variables, how R represents them, and how to inspect them to find the number and names of the levels. Finally, you’ll find how forcats, a tidyverse package, can improve your plots by letting you quickly reorder variables by their frequency.