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R comes with many built-in datasets which are quite useful while learning R. To begin learning the basics of data visualization in R, we will make use of some of these datasets.
Many datasets are included in a package called datasets which is distributed with R so these datasets are instantly available to you for use. For example, two datasets namely cars and pressure are included in this default datasets package. So, you can access their data by using functions such as head(cars), summary(cars), etc.
