The book “Mathematics and Mathematical Statistics: A Study Guide”, created by the team of authors, is an indispensable source of knowledge for students, teachers and specialists seeking to deepen their knowledge in the field of mathematics and statistics. This book is not just a textbook, but a real guide to the complex and at the same time fascinating aspects of mathematical analysis, algebra, probability theory and statistical modeling. It is designed for those who want to understand how mathematics is applied in real life, in science, engineering and economics, and who are looking for practical guidance for solving complex problems. The main idea of the book is to show that mathematics and statistics are not only theoretical disciplines, but also powerful tools for data analysis, forecasting and decision-making. It examines in detail the basic concepts, formulas and methods, supported by clear explanations and practical examples. Particular attention is paid to modern methods of statistical analysis, modeling and processing of big data, which makes this manual relevant and in demand in the digital age. The authors carefully select the material so that it is understandable to both first-year students and specialists who want to update their knowledge or prepare for professional exams. This book will especially appeal to students of technical, economic and social fields, as well as teachers looking for a modern and structured training manual. The age range of readers - from beginning students to experienced professionals who want to systematize their knowledge It will find interesting ideas and solutions for those who are fond of analytics, machine learning, data research or just want to learn how to think mathematically and logically. What makes “Mathematics and Mathematical Statistics: A Tutorial” special? First, the wealth of illustrations, graphs, and practical problems that help to better understand complex topics. Secondly, clarity of presentation, which turns even the most difficult sections into understandable and logical explanations. Third, the relevance of the material - the book includes the latest achievements in the field of mathematical statistics, modern algorithms and approaches to data analysis. This makes it not only a teaching tool, but also a valuable tool for professional activities. The style of the authors is distinguished by accuracy, conciseness and attention to detail. They are able to explain the complex in simple words, while not missing the scientific rigor .. Their other well-known works on applied mathematics and statistics received high marks for their practical value and accessibility. As a result, this book becomes a logical continuation of their professional activities and helps the reader not only to master the theory, but also to apply knowledge in practice. If you are looking for a book that will help you understand mathematics and statistics from scratch or deepen your existing knowledge, “Mathematics and Mathematical Statistics: A Tutorial” is exactly what you need. It is ideal for those who want to understand how formulas and models work and learn how to use them to solve real-world problems. This book is your reliable companion on the way to mathematical literacy, analytical thinking and professional development.