一个原则两套体系三种指数──谈谈统计指数的内容体系东北财经大学计统系曲卫彬统计指数在统计理论和实践中具有十分重要的地位。从近几年统计职称考试和自学考试来看，有关指数的试题都占相当大的比重。同时，指数又是学习统计学原理的一个难点，许多学员反映指数的公式... One Principle Two Systems Three Index ──To Discuss the Content System of Statistical Index Department of Statistics and Statistics, Dongbei University of Finance and Economics Qu Weibin Statistical index plays an important role in statistical theory and practice. Judging from the statistics of professional titles and self-study examinations in recent years, all the questions on the index account for a large proportion. At the same time, the index is a difficult point to learn the principle of statistics, many students reflect the index formula ...