( )是一种特殊形式的条形图,用于描述集中趋势、分散程度和统计分布形状。
- A.帕累托图
- B.流程图
- C.散点图
- D.直方图
正确答案及解析
正确答案
解析
直方图,是一种特殊形式的条形图,用于描述集中趋势、分散程度和统计分布形状。与控制图不同,直方图不考虑时间对分布内的变化的影响。
帕累托图,是一种特殊的垂直条形图,用于识别造成大多数问题的少数重要原因。
流程图,也称过程图,用来显示在一个或多个输入转化成一个或多个输出的过程中,所需要的步骤顺序和可能分支。
散点图,可以显示两个变量之间是否有关系,一条斜线上的数据点距离越近,两个变量之间的相关性就越密切。
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