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NCAA Tournament: 1 seed knocked out before round of 16? - AI Odds Analysis

All Outcomes
Market Price
AI Fair Value
Value Edge
YesNo
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AI Insights:

11 hours ago Updated
Fair Value Reasoning:
Despite the rebound to 50c, 'Yes' remains undervalued. Based on NCAA historical data from the last 20 years, the probability of all four No. 1 seeds surviving to the Sweet 16 is only about 30%-35%. This implies a base rate of 65%-70% for at least one No. 1 seed being eliminated early (winning 'Yes'). The current 50/50 pricing still reflects an overconfidence bias towards favorites, ignoring the high variance inherent in single-elimination tournaments.

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Movers
March 16, 2026 - March 18, 2026, the price of Option_'Yes' rebounded strongly from a low of 22c to 50c, due to a rational mean reversion in the market. The previous price of 22c implied a nearly 80% chance of all 1-seeds advancing, which is statistically unsound, attracting sharp money to correct the bias and pull odds back to a coin-flip level. March 14, 2026 - March 16, 2026, the price of Option_'Yes' crashed from 48c to 22c, triggered by the NCAA 'Selection Sunday' bracket reveal. Casual money, influenced by the favorite effect, blindly backed the top teams to advance, causing a panic sell-off in the 'upset' option.
Divergence
Significant divergence exists. Statistical models and historical data suggest the probability of 'Yes' should be closer to 65-70%. While the prediction market pricing (50%) has corrected, it still fails to fully reflect historical base rates, indicating that market participants are prioritizing subjective narratives (e.g., 'this year's favorites are stronger') over cold hard data.

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