2. Clustering categories are not unique. It is suggested that a vertical line can be drawn separately, and then it can be classified into several categories, and the corresponding relationship between each category and the analysis project can be viewed accordingly. If it is divided into three categories: the first 1 category corresponds to analysis item 8; The second kind of corresponding analysis items 5, 3 and 7; The third kind of corresponding analysis items 1, 6, 2, 4.
3. This is the result diagram of hierarchical clustering (also called system clustering in SPSS), which is a tree-like hierarchical structure. Horizontal 5, 10, 1. Wait a minute. Represents the distance between classes, and the dotted line represents the merging process of classes: you can choose any clustering result or get the clustering result according to the distance limit between classes.
4.SPSS cluster analysis provides the output of two graphs. The first is the default "icicle map", which is similar to icicles hanging on the eaves in winter, hence the name. The second is "tree diagram", which is also called pedigree diagram in the new software, like a tree growing horizontally.