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How does 'principal component analysis' ( PCA ) assist in data preprocessing for large datasets? By reducing dimensionality and uncovering data patterns. By increasing the

How does 'principal component analysis'

(

PCA

)

assist in data preprocessing for large datasets?

By reducing dimensionality and uncovering data patterns.

By increasing the variable count to enhance model accuracy.

By grouping data into predetermined clusters.

By clarifying data labels.

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