03 · Practise and check
Try this yourself
Explain how using annual income in rupees alongside age in years could dominate an unscaled distance calculation.
Check your understanding
The feature with larger numeric differences may dominate distance even when it is not more meaningful. Scaling changes the geometry of the problem.
A mistake to avoid
Do not assign sensitive identities or make high-impact decisions about people from automatically generated clusters.
Before looking at the answer, write a short explanation and one example of your own. Finish by naming one limitation of the method. Use Mark as read when you are ready, or return to the previous lesson if a term is unclear.
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