Which mathematical technique revolutionized retail analytics by allowing businesses to identify hidden patterns in customer purchase data without requiring predetermined categories?

Retail analytics has revolutionized how businesses make decisions, with mathematics playing a crucial role. From predictive models to customer segmentation algorithms, mathematical concepts drive modern retail analytics. This trivia question tests your knowledge of a significant mathematical innovation that transformed retail data analysis and decision-making.

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Principal Component Analysis (PCA)
Cluster Analysis
Linear Regression
Bayesian Probability