"Mathematical Statistics ." At 2 p.m.. H. 2" by B. and . Eroshevskaya is not just a textbook, but a real guide to the complex and fascinating world of statistics, designed for those who seek to understand the deep mechanisms of data processing and master modern methods of analysis. This part continues to reveal to the reader the wealth of mathematical tools needed to conduct qualitative research, and focuses on the practical application of theoretical knowledge. The book focuses on issues related to probabilistic models, statistical estimates, hypothesis testing and analysis of experimental data. The author masterfully combines a rigorous mathematical approach with a lively style of presentation, which makes even the most complex topics accessible and understandable. In the process of reading, you will not only master the basic concepts such as variance, correlation, regression, confidence intervals and criteria for testing hypotheses, but also learn how to apply them in real-world situations, whether it is scientific research, business analytics or engineering tasks. The book pays special attention to modern methods of statistical analysis, which makes it relevant and in demand among students, graduate students, teachers and practitioners. In. and . Eroshevskaya is not limited to dry formulas - she introduces the reader to the context, shows how statistics helps to make informed decisions, identify patterns and predict future events. Thanks to this, the book becomes not only a textbook, but also a source of inspiration for those who want to learn how to see hidden connections in data and use statistical tools to achieve their goals. "Mathematical Statistics ." At 2 p.m.. H. 2" is perfect for senior students, undergraduates and graduate students, as well as anyone who is engaged in research or works in the field of analytics. Its content is interesting and useful for those who appreciate accuracy, consistency and practical focus. Especially valuable is the fact that the author, V. and . Eroshevskaya has a rich pedagogical experience and is able to explain complex ideas in a simple and understandable language, which makes the book an excellent educational material for independent study. This part of the book continues the line of classical mathematical statistics, not forgetting about modern challenges and new approaches. It raises important topics such as methods for estimating parameters, criteria for statistical significance, analysis of variations, and model-building. All this is supported by numerous examples, tasks and illustrations, which allows you to consolidate the knowledge gained and apply it in practice. If you are looking for a book that will help not only to understand the theory, but also to learn to apply statistical methods to solve real problems, "Mathematical Statistics. At 2 p.m.. H. 2" B. and . He will be an indispensable helper for you.......... [ ) This work is part of a serious scientific tradition combining accuracy, depth of analysis and practical orientation, which makes it worthy of attention of anyone who wants to master the art of statistics at a high level.