Which retail giant pioneered the use of 'Cross-Docking' logistics system based on mathematical optimization algorithms that reduced inventory costs by nearly 2% (saving billions annually)?

The retail industry has been transformed by mathematical algorithms and AI. From inventory optimization to customer behavior predictions, mathematics plays a crucial role in modern retail operations. This poll tests your knowledge about how a major retail giant leveraged mathematical models to revolutionize inventory management and create a competitive advantage in the marketplace.

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Walmart - using time-series forecasting and linear programming to optimize its supply chain
Amazon - implementing graph theory algorithms for warehouse path optimization
Target - applying Bayesian probability models to seasonal inventory management
Costco - utilizing queuing theory and stochastic processes for bulk inventory control