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树图的作用及作图要领可能是由于近十几年来《QC小组活动指南》一书广泛应用的缘故,当未能正确理解该书中说的“在原因分析中所使用的树图”这句话的含义时,使比较多的人产生了误解,认为树图只是用于原因分析的工具(方法)。其实树图是表示某个主题与其组成要素之间关系的一种树枝状的图。它是系统地寻求实现目的的最佳手段。当树图仅用于原因分析时,通过对比下面图1中两张图
The role of tree diagram and mapping essentials may be due to the past decade or so, “QC group activity guide,” a book widely used because of the failure to correctly understand the book said “in the analysis of the reasons used in the tree diagram ”When the meaning of this sentence makes a lot of people misunderstood, that the tree map is only used for analysis of the causes (methods). In fact, a tree diagram is a dendritic figure that shows the relationship between a topic and its components. It is the best way to systematically seek the ends. When the tree is used for causal analysis only, compare the two images in Figure 1 below