R is a programming language and environment for statistical and graphical analysis. It is a free software project widely used by the statistical community. R implements a multitude of commands and functions to work in the statistical field. Specifically, this book delves into the work with R in Descriptive Statistics. It incorporates the functions for initial data treatment, exploratory data analysis, statistical graphs, quantitative expression of distributions, measures of centralization, measures of dispersion and shape, correlation, covariance, linear regression model, logistic regression, probit model, and other topics of descriptive statistics. The chapters begin with brief methodological notes and incorporate a variety of examples and exercises solved with the R software.