What you'll learn

Reusable and efficient code is the backbone of any streamlined data analysis process. In this course, Create and Use Custom Functions in R, you'll learn how to write custom functions tailored to your specific tasks.

First, you'll understand how to define functions with parameters and return values. Then, you'll explore adding conditional checks to handle various input scenarios and test these functions across different datasets. When you’re finished with this course, you’ll be able to write reliable, reusable, and efficient R functions for any analytical challenge.