Example data "genres_v2.csv" downloaded from Kaggle
https://stats.idre.ucla.edu/spss/seminars/efa-spss/
http://www.sthda.com/english/articles/31-principal-component-methods-in-r-practical-guide/118-principal-component-analysis-in-r-prcomp-vs-princomp/#prcomp-and-princomp-functions