Catatan Ari Kuncoro

R is a programming language and software environment for statistical computing and graphics. It was created by Ross Ihaka and Robert Gentleman at the University of Auckland, New Zealand, in the mid-1990s. The initial version of R was released in 1995.

The development of R was motivated by the need for a free and open-source alternative to commercial statistical software packages such as SAS and SPSS. R was designed to be a language for data analysis and visualization, with an emphasis on statistical modeling and graphics.

R quickly gained popularity among statisticians and data analysts, and it has since become one of the most widely used programming languages for data science. R is used in academia, industry, and government, and it has a large and active user community.

In 1996, the R Core Team was formed to oversee the development and maintenance of R. The R Core Team is responsible for releasing new versions of R, fixing bugs, and adding new features.

R is now available on a variety of platforms, including Windows, macOS, and Linux. It has a vast ecosystem of packages, libraries, and tools that extend its functionality for specific tasks such as data manipulation, visualization, and machine learning.

Overall, R has had a significant impact on the field of data science and has become an essential tool for researchers, analysts, and practitioners in various domains. Here are some essential skills for R programming in data science:

1. Understanding of the basics of statistics and mathematics: Data science requires a solid foundation in statistical concepts such as probability, distributions, and hypothesis testing. A good understanding of mathematics is also necessary for data manipulation and analysis.
2. Proficiency in R programming language: R is a programming language widely used for data analysis and visualization. A data scientist must be proficient in R programming to manipulate, clean, and analyze data efficiently.
3. Data wrangling: Data wrangling is the process of cleaning, transforming, and organizing raw data to make it suitable for analysis. A data scientist must be proficient in data wrangling to prepare data for modeling.
4. Data visualization: Data visualization is an essential skill for data scientists to convey insights and findings to stakeholders. A data scientist should be able to create clear and effective visualizations using R packages such as ggplot2 and lattice.
5. Machine learning: Machine learning is a subfield of data science that involves building models that can learn from data. A data scientist should be proficient in machine learning algorithms such as linear regression, logistic regression, decision trees, and random forests.
6. Big data technologies: With the increasing volume and complexity of data, data scientists need to be proficient in big data technologies such as Hadoop, Spark, and Hive to manage and analyze large datasets.
7. Collaboration and communication: Data science often involves working with teams and stakeholders from different domains. A data scientist should be able to collaborate effectively and communicate insights and findings clearly and succinctly.

Overall, a data scientist should have a good understanding of statistics, programming, data manipulation, visualization, machine learning, big data technologies, and communication.