The book "Probability theory with elements of combinatorics and mathematical statistics" by the authors of N. I. Vilenkina and V. G. Potapova is not just a textbook, but a real find for everyone who seeks to understand the world of probability and statistics more deeply. This edition will be an indispensable assistant for both students studying mathematics and teachers who want to enrich their classes with practical tasks. In their book, the authors offer the reader a wide range of tasks covering all key aspects of probability theory, combinatorics, and mathematical statistics. Each task is designed taking into account real situations, which allows the reader not only to theoretically understand the material, but also to apply it in practice. This makes the book especially valuable for those preparing for exams, as well as for professionals working in the field of data analysis, economics and other applied disciplines. Who can like this edition? First of all, students of mathematical and technical specialties, as well as those who study statistics and economics . But not only them: the book will be of interest to anyone who wants to develop logical thinking and learn to make informed decisions based on probabilistic data. Thanks to the available language and clear structure, even those who are just beginning to get acquainted with these topics will be able to find useful materials and tasks for independent work in the book. The topics raised in the book cover a wide range of issues, from the basics of combinatorics to complex problems in mathematical statistics. The authors pay special attention to practical aspects, which allows readers not only to learn the theory, but also to learn how to apply it in real situations. This makes the book particularly relevant in today's world, where data plays a key role in decision-making. Style N. I. Vilenkina and V. G. Potapova is distinguished by the clarity and logic of the statement. They are able to explain complex concepts in a simple and accessible language, which allows the reader to easily digest the material. Both authors have extensive experience in teaching and writing textbooks, making their work a reliable source of knowledge. Vilenkin is known for his work in mathematical analysis and probability theory, and Potapov is a specialist in statistics and applied mathematics. Their collaboration in this publication creates a unique synthesis of theory and practice. The book “Probability Theory Practitioner with Elements of Combinatorics and Mathematical Statistics” is not just a collection of problems. It’s a whole world to dive into to understand how probabilities and statistical methods work in real life. It will be an excellent addition to the training courses and will help readers develop the analytical thinking needed in modern society. If you are looking for a quality guide to probability theory, combinatorics and statistics, this edition is your ideal choice. It will not only help you prepare for exams, but also open new horizons in understanding mathematical concepts that play an important role in our world. Do not miss the opportunity to deepen your knowledge and skills with this unique book!