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Visualization with a biplot

Now visualize your PCA results. Maybe you can find groups in the data? The object pcaNews is loaded in your workspace.

Cet exercice fait partie du cours

Machine Learning for Marketing Analytics in R

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Instructions

  • Create a biplot for your PCA results. The function selects the first two components automatically.
  • Scale the text with the factor 0.5.

Exercice interactif pratique

Essayez cet exercice en complétant cet exemple de code.

___ %>% ___(cex = ___)
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