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.
Este ejercicio forma parte del curso
Machine Learning for Marketing Analytics in R
Instrucciones del ejercicio
- Create a biplot for your PCA results. The function selects the first two components automatically.
- Scale the text with the factor 0.5.
Ejercicio interactivo práctico
Prueba este ejercicio y completa el código de muestra.
___ %>% ___(cex = ___)