The book Higher Mathematics . H. 4: Probability Theory and Mathematical Statistics” is a fascinating and deep dive into the world of mathematical concepts that play a key role in modern scientific and practical thinking. The author’s team, which gathered under one cover the experience and knowledge of leading specialists, offers the reader a unique opportunity to master complex topics that, at first glance, may seem difficult and inaccessible. In this part of the textbook, the reader will get acquainted with the basics of probability theory - a science that studies random events and their regularities. You will be able to learn how probability models are applied in various fields, from finance to medicine, and how they help to make informed decisions in conditions of uncertainty. The book not only explains the theoretical foundations, but also offers practical examples that make the material more accessible and understandable. Who can like this edition? First of all, the book will be useful to students studying mathematics, statistics, economics and other related disciplines. It will also be a great help for graduate students and young scientists seeking to deepen their knowledge in the field of probability theory and statistics. But not only professionals will find valuable information in it: lovers of mathematics and everyone interested in data analysis will also appreciate the clarity and accessibility of the presentation. The topics raised in the book cover a wide range of issues. The reader will learn about different probability distributions, such as normal, binomial, and Poissonian, as well as about statistical analysis methods, including confidence intervals and hypotheses. Particular attention is paid to practical aspects, which allows you to see how theoretical knowledge is applied in real life. This book is not just a textbook it is a guide to the world of probability and statistics, which will help you better understand how the world around us works. The style of the authors is distinguished by clarity and logical presentation, which makes the material available even to those who do not have deep knowledge in mathematics. Each section begins with simple concepts and gradually deepens, which allows the reader not only to assimilate information, but also to develop critical thinking. It is important to note that the team of authors includes not only theorists, but also practitioners, which gives the book special value. If you are looking for literature that will help you understand complex mathematical concepts and teach you how to put them into practice, "Higher Mathematics. H. 4: Probability Theory and Mathematical Statistics” will be an excellent choice for you This book will not only expand your knowledge, but also inspire further research in mathematics and statistics. Do not miss the opportunity to immerse yourself in the exciting world of probability and statistics, which opens up new horizons for you. Read, analyze and apply the knowledge gained - and you will see how mathematics becomes not just a set of formulas, but a powerful tool for understanding the world around