Which mathematical modeling technique revolutionized retail promotions by predicting customer responses to specific offers with 85% accuracy at Target?

Behind every successful retail promotion strategy lies mathematical modeling and analysis. Modern retail analytics combines statistical methods, machine learning, and optimization algorithms to maximize sales while efficiently allocating resources. This trivia question focuses on a famous mathematical approach that revolutionized how retailers predict customer behavior and optimize their promotional strategies. Test your knowledge of where mathematics and retail marketing intersect!

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Markov Chain Monte Carlo (MCMC) pregnancy prediction models
K-means clustering for customer segmentation
Random Forest algorithms for basket analysis
Gradient Boosting Machines for loyalty prediction