One method of collecting marketing tracking data at the household level is by providing panel members with wands or scanners that they use to scan the UPC codes on the products they purchase.

Question

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This method is commonly used in marketing research and is known as scanner-based data collection. Panel members use handheld wands or scanners to record the UPC codes of the products they buy, which are then collected and analyzed by the research company to track market trends and consumer behavior at the household level.

One Method of Collecting Marketing Tracking Data at the Household