Which mathematical technique has most significantly improved the accuracy of retail market research segmentation in the past decade?

In the field of mathematics applied to retail analytics, various statistical methods have revolutionized how companies understand consumer behavior. Modern market research relies heavily on mathematical models to extract meaningful insights from vast datasets. This poll tests your knowledge of which advanced mathematical techniques are currently transforming the retail market research landscape.

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Topological Data Analysis (TDA)
Simple Linear Regression
Basic Bayesian Networks
Standard Chi-Square Testing