Wal-Mart is known for its efficient logistical systems. Every time consumers buy something, that purchase is recorded and sent to Bentonville, Arkansas, the company headquarters, where it is used to generate re-orders to vendors. In addition, the billions of purchases are analyzed using statistical data mining techniques to uncover: Group of answer choices the truth about focus groups. the foundation of corporate ethics. previously unknown patterns of consumers' purchasing behavior. the impact of income tax laws. the relationship between primary and secondary data.