R for Data Science: Learn About R Programming With These Articles

What Statistical Test Should I Do?

Modeling R Tools & Languagesposted by Antoine Soetewey May 4, 2022

Being a teaching assistant in statistics for students with diverse backgrounds, I have the chance to see what is globally not well understood by students. I have realized that it is usually not a problem for students to do a specific statistical test when they are told which... Read more

How to Install R and RStudio

R Tools & Languagesposted by Antoine Soetewey March 9, 2022

R is nothing more than a programming language. At the time of writing, this language is (one of) the leading program in statistics, although not the only programming language used by statisticians. In order to use R,... Read more

Tips and Tricks in RStudio and R Markdown

R Tools & Languagesposted by Antoine Soetewey January 3, 2022

If you have the chance to work with an experienced programmer, you may be amazed by how fast she can write code. In this article, I share some tips and shortcuts you can use in RStudio and R Markdown to speed up the writing of your... Read more

How to Import an Excel File in RStudio

R Tools & Languages Excel Rposted by Antoine Soetewey October 6, 2021

As we have seen in this article on how to install R and RStudio, R is useful for many kinds of computational tasks and statistical analyses. However, it would not be so powerful and useful without the possibility to import datasets into R. As you will most... Read more

Retrieving Webpages Through Python Programming

Modeling R Tools & Languages Web Scrapingposted by ODSC Community July 22, 2020

This article discusses retrieving web pages through Python programming. The internet and the World Wide Web (WWW), is probably the most prominent source of information today. Most of that information is retrievable through HTTP. HTTP was invented originally to share pages of hypertext (hence th.e name Hypertext Transfer Protocol),... Read more

A Data Pattern with an R data.table Solution.

Modeling R Tools & Languagesposted by Steve Miller April 17, 2020

Summary: This blog examines a loading pattern seen often with government-generated, web-accessible data. The data comprise millions of records across multiple text or csv files, generally demarcated by time. The files may present different, but overlapping, attributes, while much of the data has a character representation,... Read more

Data Manipulation in R

R Tools & Languages data manipulationposted by Antoine Soetewey April 17, 2020

Not all datasets are as clean and tidy as you would expect. Therefore, after importing your dataset into RStudio, most of the time you will need to prepare it before performing any statistical analyses. Data manipulation can even sometimes take longer than the actual analyses when the... Read more

Guide to R and Python in a Single Jupyter Notebook

Python R Tools & Languages jupyterposted by Matthew Stewart March 6, 2020

Why pick one when you can use both at the same time? R is primarily used for statistical analysis, while Python provides a more general approach to data science. R and Python are object-oriented towards data science for programming language. Learning both is an ideal solution.... Read more

PI and Simulation Art in R

R Tools & Languages Uncategorizedposted by Steve Miller February 25, 2020

I spent the better part of an afternoon last week perusing a set of old flash drives I’d made years ago for my monthly notebook backups. One that especially caught my attention had a folder of R scripts, probably at least 15 years old — harking... Read more

Beginner’s Guide to K-Nearest Neighbors in R: from Zero to Hero

Machine Learning Modeling R Tools & Languages k-nearest neighborsposted by Leihua Ye February 10, 2020

In the world of Machine Learning, I find the K-Nearest Neighbors (KNN) classifier makes the most intuitive sense and easily accessible to beginners even without introducing any math notations. To decide the label of an observation, we look at its neighbors and assign the neighbors’ label... Read more