AI Tablet Recommendation Concentration Bias: Only Apple as First Choice in Recommendation Scenarios, Ranking Lists Show Significant Divergence

AI Tablet Recommendation Concentration Bias: Only Apple as First Choice in Recommendation Scenarios, Ranking Lists Show Significant Divergence
In recommendation questions, Apple's first-choice rate is 100%, other brands are conditional recommendations.
In ranking questions, an average of 4.8 brands are listed, with low concentration.
【Core Signal】
●Signal Type: Bias
●Key Conclusion: Recommendation output is more concentrated on a single brand than Ranking, showing a structural concentration bias.
●Core Data:
○Brand Concentration in Recommendation Scenarios: 1 first-choice brand
○Average Number of Brands in Ranking Scenarios: 4.8
○Ranking-Recommendation Gap (Apple): 0% (but recommendation concentration is higher)
[Bias Alert]
●Scope: 10 responses / 5 attributes
●Key Metric: Recommendation Concentration vs Ranking Concentration
●Top Data: Apple is the only first choice in all 5 recommendation questions, while ranking questions average 4.8 brands per question
●Structure: Divergence
●Signal: Divergence
AI's concentration tendency towards Apple in recommendation decisions is significantly higher than in ranking perceptions, indicating a structural bias.