R Programming for Statistics and Data Science - Building a Function in R 2.0 - Scoping

The video tutorial covers building user-defined functions in R, focusing on environments, scoping, and the return function. It explains the difference between global and local environments, how scoping works in R, and how to use the return function to save results. The tutorial also demonstrates combining functions and setting default values for arguments. The lesson concludes with a recap of key concepts and encourages viewers to complete exercises.

What is the difference between global and local environments in R?

Explain how scoping works in R when calling variables.

What happens if you try to access a variable defined inside a function from the global environment?

How does the return function differ from the print function in R?

Describe how to set a default argument in a function in R.

Summarize the key concepts covered in the lesson on functions.

What is the significance of nesting functions in R?