The Book of Mathematics.. [ [ Fundamentals of Probability Theory: Methodical Guidelines for Practical Exercises”, created by the team of authors, is an indispensable educational resource for students, teachers and anyone who seeks to understand the mysterious and fascinating world of probability in a deeper way.... [ This book is not just a collection of theoretical formulas and boring exercises; it turns into a guide to the complex but incredibly important field of mathematics, which lies at the heart of modern technology, science and everyday solutions. What is hidden behind the pages of this book? First of all, it reveals the secrets of probability theory - a section of mathematics that helps to understand how to predict the outcome of events, assess risks and make informed decisions in conditions of uncertainty. The authors, united by rich experience in teaching and practical work, have created methodological guidelines that make complex concepts accessible and understandable. Each activity is a step towards learning to see patterns where it used to seem that everything was random and chaotic. This book is especially suitable for students studying mathematics, statistics, economics, computer science and engineering sciences. It will also be useful for teachers looking for a structured approach to explaining complex topics, as well as for those who want to independently master the basics of probability theory for professional growth or personal development. At the age of 16 years and older, readers interested in the practical aspects of mathematical methods will find in this book valuable tools for solving real-world problems. The book's special feature is its practical focus. It deals in detail with the basic concepts: random events, probabilities, conditional probabilities, the laws of large numbers and theorems, as well as methods for modeling and analyzing data. The authors are not limited to dry formulas: they accompany the theory with practical examples, tasks and recommendations, which makes the material lively and fascinating. This approach contributes not only to the assimilation of knowledge, but also to the development of analytical thinking, the ability to apply theory in real situations - whether it is risk assessment in business or the analysis of random processes in science. The style of presentation is distinguished by clarity and logical consistency, which is especially important for those who are just starting to get acquainted with this area. The team of authors, known for their pedagogical skills and ability to explain the complex in simple language, created a book that does not cause a feeling of overload, but stimulates interest in further study. There are many illustrations, diagrams and exercises in the book, which makes the learning process not only effective, but also fascinating. If you are looking for a book that will help you understand why probability is not just an accident, but a powerful tool for analysis and prediction. Basics of Probability Theory: Guidelines for Practice” will become your reliable companion It deserves the attention of those who appreciate a systematic approach, practical orientation and want to master the skills that are in demand in the modern world. This book is an excellent choice for those who want not only to learn the theory, but also to learn how to apply it in life, business or scientific research. In general, this publication is not just a textbook, but a key to understanding the complex processes surrounding us in everyday life and professional activities. It will help to unlock the potential of analytical thinking, expand horizons and open up new opportunities for personal and professional growth. If you are looking for a book that will make mathematics understandable, interesting and practical, "Mathematics. Basics of Probability Theory" is exactly what you need.