Quiz
This lesson is called Quiz, part of the R in 3 Months (Spring 2026) course. This lesson is called Quiz, part of the R in 3 Months (Spring 2026) course.
Test your knowledge with the questions below. Answers are not scored and do not affect your certification at the end of the program, so feel free to try as many times as you need. If you have any questions, don't hesitate to use the comments field or to contact Gracielle by email.
Quiz
What is a package in R?
A package is a collection of functions, data, and documentation that extends R's capabilities. Packages need to be installed once using install.packages() and loaded in each session using library().
What are arguments in a function?
Arguments are inputs that you provide to a function to control how it works. They go inside the parentheses of a function. For example, in read_csv("data.csv", skip = 2), both "data.csv" and skip = 2 are arguments.
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Course Content
144 Lessons
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