Principal Component Analysis (PCA) on Stock Returns in R
 Principal Component Analysis  Principal Component Analysis is a statistical process that distills measurement variation into vectors with greater ability to predict outcomes utilizing a process of scaling, covariance, and eigendecomposition.   MS Azure Notebook  The work for this is done in the following notebook, Principal Component Analysis (PCA) on Stock Returns in R , with detailed code, output, and charts. An outline of the notebook contents are below.   Overview of Demonstration    Supporting Material   Pluralsight  Explained Visually  Wikipedia   Load Data: Format Data & Sort  Prep Data: Create Returns  Generate Principal Components   Eigen Decomposition and Scree Plot  Create Principal Components   Analysis   FVX using PCA versus Logistic Regression   Alternative Libraries: Psych for the Social Sciences