Which mathematical concept revolutionized online shopping recommendation systems, leading to a reported 35% increase in e-commerce sales for early adopters?

The intersection of mathematics and retail has transformed how we shop. Advanced algorithms now power recommendation engines, inventory management systems, and even determine optimal pricing strategies. Behind many retail innovations are sophisticated mathematical models that predict consumer behavior with surprising accuracy. Test your knowledge about how mathematical principles have revolutionized the retail experience in the digital age.

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Collaborative filtering matrices
Euclidean distance algorithms
Bayesian probability networks
Monte Carlo simulations