components

  1. B

    Number of components - ICA?

    Hi everybody, I wanna implement independent component analysis on my data, for this reason I'm using both AnalyzeFMRI and FastIca packages. I only have ione doubt: how can you calculate the number of components? Some pares suggest to use the minimum description length principle, but it seems...
  2. R

    What does component signifies in Principal component analysis?

    Structure Matrix ......................................Component ...................................1 ..... 2 .....3 ......4 Eff_class.................. .893 .139 .236 .143 Prod_features.......... .889 -.194 .209 .219 offer......................... .912 .006 .486 .278 Brand_recognition...
  3. O

    confused about factor analysis output

    Hi, I have 100 participants answering an aesthetic scale ( 8 items in the scale) in my data. The question is "rate the following statements from 1= strongly disagree to 7= strongly agree". I copied 2 statements from my scale below. 1/Owning products that have superior designs makes me...
  4. S

    Variance components mixed models trouble

    Hello, I am using mixed models for variance components analysis and have encountered some problems with non-constant variance and non-normal errors. Here is my model (I'm using R): y = 1 + (1|A/B) There are no predictors, just 2 nested factors A and B. Most variables are...