easy5 pts · first answer countsfeature-scalingknn

Scaling features for kNN

A kNN model uses age (20 to 70) and annual income (20,000 to 200,000) without scaling. What goes wrong?

A.kNN cannot use numeric featuresB.Age dominates the distance calculationC.Income dominates the distance, so age barely mattersD.Nothing; kNN is scale invariant

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Scaling features for kNN

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