In this work, the reader will find the indispensable theoretical tools to efficiently manage the information required for an adequate research work, the development of specialized projects and decision making. This publication covers topics such as the preliminary notions of descriptive statistics, descriptive graphs, two-dimensional distributions, correlation and linear regression, combinatorial analysis, probabilities, random variables, probability distributions, statistical inference, among others. Likewise, a practical methodology based on developed and proposed exercises is presented, which will enhance the learning of the acquired knowledge. This book is aimed at students and professionals from all engineering degrees, as well as all those related to the field of statistics who need a compendious and practical text, essential for a general reading and practice of statistics.