1, Henan University is a national "double-class" construction university with a long history, complete disciplines, distinctive professional characteristics and profound cultural heritage.

2. Henan University is a comprehensive research university, with 36 colleges (teaching and research sections) and 99 undergraduate majors, including arts, history, philosophy, economics, management, law, science, engineering, medicine, agriculture, teaching, art and interdisciplinary subjects. 48 master's degrees authorize first-class disciplines.

3. The school has Zhengzhou Longzihu Campus, Kaifeng Minglun Campus and Jin Ming Campus, with a total area of more than 5,500 mu; The school has nearly 50,000 full-time students and more than 4,600 faculty members.

Introduction to Mathematics and Statistics;

1. Mathematics and statistics are interdisciplinary subjects. This paper mainly studies the basic theories and methods of mathematics and statistics and their applications in various fields.

2. The main research contents of mathematics and statistics include probability theory, mathematical statistics, stochastic process, statistical inference, multivariate statistical analysis, time series analysis, Bayesian statistics and so on. The research methods of mathematics and statistics mainly include mathematical modeling, statistical analysis and computer simulation.

3. Mathematics and statistics are widely used in various fields, such as financial risk management, medical diagnosis, environmental monitoring and engineering design. In the financial field, it is widely used in financial risk management, insurance actuarial, etc. In the medical field, it is used for disease prediction, clinical trials, etc. In the field of environment, it is applied to environmental monitoring and environmental planning. In the engineering field, it is applied to engineering design and reliability analysis.