Book 231 Statistics. Time series analysis: training. Author's Guide and . A. Larionova is an indispensable resource for students, postgraduates and specialists seeking to deepen their knowledge in the field of statistics and data analysis. In the modern world, where information is becoming the main resource, the ability to work with time series becomes especially relevant. This manual not only reveals the theoretical aspects of statistics, but also offers practical tools for data analysis, which makes it valuable for both the educational process and professional activities. The book begins with the basics of statistics, gradually moving to more complex concepts of time series analysis. Author, E. A. Larionov, masterfully explains how to collect, process and interpret data, which is especially important for those working in economics, sociology, marketing and other sciences related to data analysis. The reader will be able to learn how to identify trends and seasonal fluctuations, as well as how to make predictions based on historical data. This book will be of interest to both students and practitioners who want to expand their knowledge in the field of statistics. If you are studying economics, sociology or business, you should definitely pay attention to this manual. It will be a great addition to your learning materials and help you better understand how statistics are applied in real life. In addition, the book will be useful to those who work with large amounts of data and need tools to analyze them. The topics raised in the book cover a wide range of issues, including smoothing methods, autoregression models, and prediction methods. Larionov not only explains how to apply these methods, but also shares examples from practice, which makes the material more accessible and understandable. Readers will be able to see how theoretical knowledge is applied in practice, which greatly increases the value of this manual. The author's style is clear and accessible. Larionov is able to explain complex things in simple language, which makes his books popular among students and practitioners. His previous works, such as “Statistics: Theory and Practice” and “Methods of Data Analysis”, have also been praised for their practical focus and clarity of presentation. In "No231 Statistics. Time Series Analysis" he continues this tradition by offering readers the relevant knowledge and skills necessary for successful work in the modern world. If you are looking for a statistics tutorial that not only teaches, but also inspires, then book E. A. Larionova will become your reliable satellite in the world of data analysis It will help you not only master the theoretical foundations, but also teach you how to put them into practice, which is key to a successful career in any field related to data analysis. Do not miss the opportunity to immerse yourself in the world of statistics and discover new horizons with this fascinating and useful manual .