The book “Probability Theory: A Textbook for Students of Higher Technical Educational Institutions” by Evgeny Semyonovich Ventzel is not just a textbook, but a real find for students seeking a deeper understanding of the basics of probability theory and statistics. Ventzel, known for his deep understanding of mathematical concepts and his ability to explain complex ideas easily, offers the reader a unique approach to the study of this important discipline. From the first pages of the book, the author immerses the reader in the world of probabilities, revealing not only theoretical aspects, but also practical applications of the theory in various fields of science and technology. Readers will be fascinated by how Wentzel combines rigorous mathematical calculations with real-life examples, making the material not only understandable, but also fascinating. He explains how probabilistic models can be used to solve real-world problems, which is particularly valuable for engineering students. This book will be an excellent assistant for students studying mathematics, statistics, computer science and other technical disciplines. It will be interesting for both beginners and more experienced readers who want to refresh their knowledge or delve into the topic. If you are looking for a tutorial that not only explains the theory, but also shows how to put it into practice, then “Probability Theory” is exactly what you need. Wentzel raises many relevant topics, such as random events, probability distributions, mathematical expectation and variance, and the laws of large numbers. Each section of the book is riddled with examples that help the reader better absorb the material and see its application in real life. This makes the textbook not only useful, but also interesting, which is rare in educational literature. The author's style is clear and logical, which makes it easy to follow his thought. Wentzel uses simple and understandable wording, avoiding overly complex terminology, which makes the book available to a wide audience. His previous works, such as The Course in Probability Theory and Statistics, were also praised for their accessibility and practical focus, and this textbook was no exception. The book “Probability Theory” will be especially useful for students preparing for exams and test papers, as well as for teachers looking for a high-quality manual for their courses. It will become an indispensable resource for those who want not only to master the theory, but also to learn how to apply it in various fields, such as economics, engineering, biology and even sociology. In conclusion, “Probability Theory: A Textbook for Students of Higher Technical Educational Institutions” is not just a textbook, but a real encyclopedia of knowledge that will help you master one of the most interesting and relevant areas of mathematics. If you want to understand how probabilities affect our lives and how they can be used to make decisions, this book will be your faithful companion in the world of numbers and statistics. Do not miss the opportunity to discover new horizons of knowledge with Ventzel!