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  1. dairfaron

    Hello Everyone!

    I'm studying to become a teacher in maths and physics in Germany (I'm almost done), but have recently found a great interest in statistics. I have made a post HERE, because I need help evaluating a principal component analysis. I hope that it is in the right subforum and that somebody is able...
  2. dairfaron

    Need help evaluating a PCA

    So I did a principal component analysis with Promax rotation on questionnaire data (4-step likert-type scale) and now have my rotated component matrix (5 components). KMO is >.7 and Bartlett is 0. I want to compare my results to another study (that used the same questionnaire) in which they...