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如果对数值较少的变数进行分析时,可以表示全部数值的频率分布。但是,被分析对象的变数较多的存在时,例如:一年中的公园日游人量调查等通常利用把变数值分成几个区间,并按各区间变数值的频率分布进行分析。本文将通过日游人量变动状况的规律及特性的分析,对频率分布的应用、操作等内容进行介绍,从而进一步掌握频率分布分析的作用和意义。
If you analyze a variable with fewer values, you can express the frequency distribution of all the values. However, when there is a large number of variables to be analyzed, for example, a survey of the amount of visitors to a park in a year is usually divided into a plurality of sections by using variable values, and the frequency distribution of the values in each section is analyzed. This article will introduce the application and operation of frequency distribution through the analysis of the regularity and characteristics of the daily fluctuations of visitors, so as to further grasp the role and significance of frequency distribution analysis.