统计是从数据中学习的科学。统计人员可以分析数据并从中得出实际结论，并在确定哪些信息可靠以及哪些预测值得信赖方面提供关键指导。许多经济
Statistics is the science of learning from data. Statisticians can analyze and draw practical conclusions from data and provide crucial guidance in determining what information is reliable and which predictions can be trusted. Many economic, social, political, and military decisions cannot be made without statistical techniques.One advantage of working in statistics is that you can combine your interest with almost any other field in science, technology or business.Numerous industries employ statisticians:Health and Medicine: animal health, biostatistics, clinical trails, epidemiology, genetics, pharmacology, public health.Business and Industry: actuary, agriculture, computer science, economics, engineering, finance, insurance, marketing, quality improvement, reliability.Government: census, ecology, environment, forestry, government regulation, population research, risk assessment, surveys.