Statistics major belongs to the statistics category of science. Statistics is an undergraduate major in Chinese universities. Statistics is a branch of applied mathematics, which mainly uses probability theory to establish mathematical models, collect data from observation systems, make quantitative analysis and summary, infer and predict, and provide basis and reference for relevant decisions. It has been applied to various disciplines, from physics, social sciences to humanities, and even to the information decision-making of industry and commerce and government. Statistics major is not just a literal expression, but statistics, which includes investigation, collection, analysis and prediction.