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The programming language part of R is a significant barrier to casual use. But its power-per-price ratio is so compelling that R has become essential for data scientists and anyone with even a passing ...

In part 1 of our hands-on series, we explain why R's a great choice for basic data analysis and visualization work, and how to get started.

R comes with a "base" package, which gives you the ability to perform many common actions like finding the mean or plotting the histogram of a column of data. However, for specific types of actions we ...

The purpose of this tutorial is to continue our exploration of regression by constructing linear models with two or more explanatory variables. This is an extension of Lesson 9. I will start with a ...