R language Related Resources For beginner Intro to R For People with Intermediate Level Expertise Intermediate R -[Paid] Intermediate R- Practice -[Paid] Importing Data in R (Part-1) -[Paid] Importing Data in R (Part-2) -[Paid] Cleaning Data in R -[Paid] String Manipulation in R -[Paid] Writing Functions in R -[Paid] For Experts Object-Oriented Programming in R: S3 and R6 -[Paid]