Carry the Two Mathematics & Gambling Episode 4: Sports Betting
Apr 9, 2026
David Taylor, mathematician and Assistant VP at SUNY Erie who studies gambling math, breaks down sports bets. He explores over/under mechanics and sportsbook fees. He explains point spreads with real-game examples. He clarifies moneyline use in low-scoring sports and how odds translate to payouts.
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Episode notes
Sports Betting Is An Information Game
- Sports betting is primarily an information game rather than pure chance.
- David Taylor explains bettors and sportsbooks race to gather injury reports, recent results, and betting flows to gain an edge.
Exploit Timely Information Quickly
- To find an edge, act faster on new information than sportsbooks or spot information they haven't priced in.
- Hosts compare this to day trading and mention prediction markets like Polymarket and Calci where timing matters.
Over Under Uses A Built In Fee
- Over/under lines set an expected total score and sportsbooks charge a fee to balance bets.
- The podcast uses a 46.5 NFL over-under example and notes bettors pay $110 to win $100 so the sportsbook keeps $10.
