Methods By multivariate analysis of variance on 4 service quantity indexes of the service institutions in 11 cities of 3 areas, of 2 types were comprehensively analyzed.
方法对我国3个区域、11个城市、2个类型的服务部门，综合考虑4项服务量指标，进行多元方差分析。
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The codes of equalizing value and variance for done quantity of calculating job and studying time are added into information table respectively, and then analyze the data field width in studying...