Question: When using the k-nearest-neighbors algorithm, why is it important to rescale the data? To simplify the distance calculations. To prevent a variable with larger values

When using the k-nearest-neighbors algorithm, why is it important to rescale the data?

To simplify the distance calculations.

To prevent a variable with larger values from dominating the other variables.

Rescaling is part of the data cleaning process.

Rescaled data is easier to interpret.

All of the above.

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