Code Clinic: R

Test your knowledge of R programming in this Code Challenges course.

Introduction

• Practice with R programming

1. Import Data

• Import the World Population database
• tryCatch()
• Excel
• JSON

2. Clean Data

• Password validator
• Subsetting
• Join two datasets

3. Manipulate Data

• Use SQL with R
• Tidyverse
• Restore missing data
• Create a random door code

4. Visualize Data

• Play Rock, Paper, Scissors, Lizard, Spock in R
• Build a word cloud
• Use clustering to show relationships

5. Work with R Packages

• Tell a joke