The book "No. 7 Methods of planning experiments: a course of lectures" by authors Vladimir Nikolayevich Shumenko and Boris Sergeyevich Mitin is a fascinating and deep immersion in the world of experimental planning. This publication will become an indispensable assistant for students, graduate students, researchers and practitioners working in the field of statistics, biology, medicine, engineering and other sciences, where the application of experimental analysis methods is required. In their lectures, the authors consider in detail various approaches to the planning of experiments, focusing on the importance of choosing the right methods to achieve reliable and reproducible results. The book covers a wide range of topics, including the basic principles of experimental design, the choice of factors and levels, the analysis of variations, as well as the use of modern statistical programs for data processing. Each section is written with clarity and accessibility, which allows the reader to easily grasp even the most complex concepts. Who is this book intended for? First of all, it will be of interest to students and graduate students studying statistics and research methods . It will also find a response from practitioners working in scientific and industrial laboratories, where planning and analysis of experiments is required. In addition, the book can be useful for teachers who want to deepen their knowledge in the field of experimental design and transfer it to their students. The topics raised in the book cover not only theoretical aspects, but also practical applications of experimental planning methods. The authors emphasize the importance of statistical validity in scientific research, which makes their work especially relevant in the modern scientific world, where the reliability of data is of paramount importance. The reader will be able to learn about how to formulate hypotheses correctly, how to choose the appropriate methods of analysis and how to interpret the results obtained. The style of the authors is distinguished by clarity and logical presentation, which makes the material available to a wide audience. Shumenko and Mitin are known for their work in statistics and experimental analysis, and their experience allows them to share valuable insights and recommendations. Their previous publications have also earned recognition in the scientific community, which confirms the high level of their expertise. The book “No. 7 Methods of Planning Experiments: A Course of Lectures” will become not only a textbook, but also a reference book for everyone who seeks a deep understanding of the methods of experimental analysis. It will help readers develop critical thinking and learn how to put their knowledge into practice, which is especially important in a rapidly changing scientific landscape. If you are looking for literature to help you master experimental planning techniques, you may also want to pay attention to works such as "Statistics for Research" or "Experimental Design: Theory and Practice". These books can complement your knowledge and deepen your understanding of statistical methods. Do not miss the opportunity to get acquainted with "No. 7 Methods of planning experiments: a course of lectures" is a book that will open up new horizons in the world of scientific research and help you become a master in the planning and analysis of experiments.