juniorR
What is R and why is it used in data analysis?
Updated May 24, 2026
Short answer
R is a programming language designed for statistical computing, data analysis, and visualization.
Deep explanation
R provides a rich ecosystem of packages for statistics, machine learning, and visualization. It is widely used in academia and industry for data exploration and modeling.
Real-world example
Analysts use R to analyze customer churn or visualize sales trends.
Common mistakes
- Confusing R with general-purpose programming languages like Python.
Follow-up questions
- What makes R different from Python for data science?
- What are CRAN packages?