What is the main function of statistics?

Information function: Statistics has a set of scientific and unified statistical indicators and statistical research methods, which can provide a lot of statistical information for management and decision-making. Consultation function: make use of statistical information resources, scientific analysis methods and advanced technical means to carry out comprehensive analysis and special research in depth, and provide various alternative suggestions and countermeasures for scientific decision-making and management. Supervision function: according to statistical investigation and analysis, timely and accurately reflect the overall operating state of economy, society and science and technology, and conduct comprehensive and systematic inspection, supervision and early warning in accordance with the requirements of objective laws to promote the sustained, stable and coordinated development of the national economy. The relationship between various functions: information function is the basic premise to ensure the effective play of consulting function and supervision function; Consulting function is the continuation and deepening of information function; The supervision function is a further development on the basis of information function and consulting function. Information function, consultation function and supervision function together constitute all the functions of statistics.