hierarchical method

  1. F

    Does it make sense to conduct a Hierarchical Principal Compomnent Analysis (PCA)?

    So I have twelve variables that theoretically belong to the same dimension and I want do reduce them to one single item. A hierarchical factor analysis gives really low loadings at the second level. However, if I do PCA at both levels I get good results, but does it make sense to do a...
  2. K

    Hierarchical Cluster Analyis: Working with Groups

    Hello everybody! I am not sure if you provide me an answer to my questions, but I am pretty desperate and would be glad of any help I can get! I am conducting a study in which I applied first Factor Analysis (for a question that was asked with Likert Scale, regarding characteristics of a...