The data is validated through a panel of over 5 million Google Opinion Rewards volunteers.
- 500,000
- 1 million
- 100,000
- 5 million
The correct answer is: 5 million
Explanation: To ensure the accuracy of detected store visits, Google employs an additional verification process. They survey a subset of users from their expansive 5 million Google Opinion Rewards volunteer panel about their recent store visits. These volunteers report specific locations they’ve visited, allowing Google to compare actual visits with its own predictions. Such insights aid in refining Google’s AI and machine learning models, ensuring data precision.
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