1855 Probability Theory and Mathematical Statistics: Studies . -method. Karasev V . A. , Bogdanova S. N. and the left-hander G. D. is a unique teaching aid that will become an indispensable assistant for students, graduate students and anyone interested in mathematical sciences. In this edition, the authors have carefully worked out the basic concepts of probability theory and statistics, which makes it ideal for studying both within the academic program and for independent development. From the first pages, the book immerses the reader in the world of probabilistic models and statistical methods, which play a key role in modern research and practical applications. The authors use accessible language and illustrative examples to explain complex mathematical concepts. Each chapter includes theoretical foundations, as well as practical tasks, which allows the reader not only to assimilate the material, but also to apply it in practice. This makes the manual particularly valuable for students who are preparing for exams or doing coursework. Who can like this manual? It will be especially useful for students of mathematical, economic and technical specialties, as well as for anyone who seeks to deepen their knowledge in the field of statistics and probabilistic methods . If you are interested in data analysis, research work or just want to better understand how random processes work in real life, then this publication will be a real discovery for you. The book is also suitable for teachers who are looking for quality materials to prepare for classes and want to diversify their training courses. The topics raised in the book cover a wide range of issues, from the foundations of probability theory to more complex statistical methods. The authors focus on the practical application of the concepts studied, which allows the reader not only to learn the theory, but also to understand how to use it in real problems. The manual addresses important aspects such as sampling, parameter estimation, hypothesis testing, and confidence interval construction. These topics are fundamental to understanding statistical analysis, making the book particularly relevant in the era of big data and analytics. The style of the authors is clear and logical, which makes it easy to follow the course of thought and not get lost in complex mathematical calculations. Karasev, Bogdanov and Levshina are known for their scientific works and teaching aids, which have been recognized both in Russia and abroad. Their experience and in-depth knowledge in mathematics and statistics make this manual a reliable source of information for study. If you are looking for a tutorial on probability theory and mathematical statistics that combines theoretical knowledge and practical skills, then "No1855 Probability Theory and Mathematical Statistics: Study. -method. It will be a great choice.. This book will not only help you to master the necessary knowledge, but also inspire you to further study mathematics and statistics. Do not miss the opportunity to immerse yourself in the fascinating world of probabilities and statistical methods, which opens up many new horizons for you.