R for Data Science: Import, Tidy, Transform, Visualize, and Model Data
In brief, when your data is tidy, each column is a variable, and each row is an observation.
Hadley Wickham • R for Data Science: Import, Tidy, Transform, Visualize, and Model Data
Together, tidying and transforming are called wrangling
Hadley Wickham • R for Data Science: Import, Tidy, Transform, Visualize, and Model Data
install.packages("tidyverse")