Component Scores & Loadings: Placing and Naming the Cities (with a Chart)
This lesson is part of the course
In this lesson
You project every city onto PC1 and PC2, compute the loadings that link components back to the indicators and map all ten cities in a scatter chart.
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Lessons in this course
- Standardising Variables: z-Scores before PCA Locked
- Covariance & Correlation Matrices with MMULT and TRANSPOSE Locked
- Power Iteration: the First Eigenvector with Repeated MMULT Locked
- Eigenvalue & Explained Variance: How Much Does PC1 Capture? Locked
- The Second Component: Deflation and Another Power Iteration Locked
- Scree Plot & Cumulative Variance: How Many Components? (with a Chart) Locked
- Component Scores & Loadings: Placing and Naming the Cities (with a Chart) Locked
- Reconstruction Error: What You Lose with k Components Locked