In PCA, if two variables are similar, they will have _______ loadings on the same component.

  • high
  • low
  • opposite
  • random
In PCA, if two variables are similar or highly correlated, they will have high loadings on the same component. This is because PCA identifies the directions (Principal Components) in which the data varies the most, and similar variables will contribute to this variance in the same way.
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