Which mathematical concept was pivotal in the development of Target's famous predictive analytics system that could determine customer pregnancies before they announced them?

Mathematics has revolutionized how retailers analyze consumer behavior and optimize store operations. From predictive analytics to recommendation algorithms, the retail industry increasingly relies on advanced mathematical concepts to gain competitive advantages. This poll tests your knowledge about how mathematics and retail innovation labs intersect to shape modern shopping experiences.

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Bayesian probability models
Euclidean geometry
Markov chains
Fourier transforms