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一.统计【知识纲要】1、统计的意义:通过统计科学地指导生活.2、统计的步骤:(1)确定统计的对象.(2)确定统计的方式:普查或抽样调查(总体和样本).
I. Statistics [knowledge outline] 1. Meaning of statistics: Statistics guide life scientifically 2. Statistical steps: (1) Determine the objects of statistics. (2) Determine the method of statistics: General survey or sample survey (overall and sample) ).