Which mathematical machine learning technique revolutionized retail in 2011 when Target famously identified a teenage customer was pregnant before her family knew, leading to major privacy discussions in retail analytics?

The retail industry has been transformed by mathematical applications, particularly in machine learning algorithms. These sophisticated systems analyze vast amounts of customer data to generate insights that were previously impossible to obtain. From inventory optimization to personalized recommendations, mathematics has become the backbone of modern retail strategy. Test your knowledge about a groundbreaking mathematical innovation in retail analytics that changed how major retailers approach their business.

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Predictive Analytics using Bayesian probability models
Neural Network image recognition of shopping patterns
K-means clustering of demographic information
Random Forest classification of loyalty card data