The research object of statistics refers to the object to be recognized in statistical research. Generally speaking, the research object of statistics is the quantitative characteristics and quantitative relations of the overall objective phenomenon, and the regularity of the development and change of the objective phenomenon reflected by these quantitative aspects.
Statistics has three functions: information function, consultation function and supervision function.
They interact, promote each other, complement each other and are closely related. Information function is the most basic function of statistics, and it is the premise to ensure the effective function of consultation and supervision.