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区域经济发展不均衡是当前中国面临的重大问题之一,根据2012年国家统计局公布的数据,选取15个反映各省市综合实力发展的评价指标,对全国31个省(直辖)市进行聚类分析,分别采用最短距离法、重心法和离差平方和法进行分析和比较,用树形图直观地表示得到的结果。从结果我们可以看出,我国各地区经济发展水平可大致分为4类,应对经济发展水平较低的地区进行战略扶持,实现共同富裕的目标。
According to the data released by the National Bureau of Statistics in 2012, 15 indicators reflecting the development of comprehensive strength of various provinces and cities are selected and the cities in 31 provinces (municipalities directly under the Central Government) are clustered Analysis, respectively, the use of the shortest distance method, the center of gravity method and the dispersion sum of squares method for analysis and comparison, with a tree diagram intuitive representation of the results obtained. From the results, we can see that the level of economic development in various regions of our country can be broadly divided into four categories, strategic support should be given to areas with a low level of economic development so as to achieve the goal of common prosperity.