R

Free
R Basics - R Programming Language Introduction

Learn the essentials of R Programming - R Beginner Level!

R, ggplot, and Simple Linear Regression

Begin to use R and ggplot while learning the basics of linear regression

Polynomial Regression, R, and ggplot

Learn how to write and graph functions in R and how to fit polynomials to data sets.

Training Sets, Test Sets, R, and ggplot

How to evaluate regression model performance in R

Baseball Data Wrangling with Vagrant, R, and Retrosheet

Analytics with the Chadwick tools, dplyr, and ggplot.

R Programming For Absolute Beginners

Learn the basics of writing code in R - your first step to become a data scientist