我运用SPSS17.0做的聚类分析,输出的树状图如下,怎么会是这个样子呢?求高手解答!
* * * * * * * * * * * * * * * * * * * H I E R A R C H I C A L C L U S T E R A N A L Y S I S * * * * * * * * * * * * * * * * * * *
Dendrogram using Single Linkage
Rescaled Distance Cluster Combine
C A S E 0 5 10 15 20 25
Label Num +---------+---------+---------+---------+---------+
Case 3 2 -+-----------+
Case 12 11 -+ |
Case 14 12 -------------+---+
Case 11 10 -------------+ +-+
Case 1 1 -------+---------+ |
Case 7 6 -------+ |
Case 6 5 -+-----------------+-------+
Case 8 7 -+ | +---------------+
Case 10 9 -------------------+ | +-----+
Case 5 4 ---------------------------+ | |
Case 9 8 -------------------------------------------+ |
Case 4 3 -------------------------------------------------+