{
  "dataset": "casino-mathematics-reference",
  "version": "1.0.0",
  "checked_date": "2026-08-29",
  "metadata": {
    "scope": "Rule-labelled benchmark values used by the site.",
    "methodology_url": "/research/mathematics-methodology/",
    "instruction": "Read value with metric and rules_or_payout."
  },
  "rows": [
    {
      "category": "roulette",
      "object": "European single-zero",
      "rules_or_payout": "37 pockets, standard bets",
      "metric": "house_edge_percent",
      "value": 2.7027027,
      "unit": "percent",
      "source": "Wizard of Odds Roulette Basics",
      "notes": "Standard single-zero bets."
    },
    {
      "category": "roulette",
      "object": "American double-zero",
      "rules_or_payout": "38 pockets, standard bets",
      "metric": "house_edge_percent",
      "value": 5.2631579,
      "unit": "percent",
      "source": "Wizard of Odds Roulette Basics",
      "notes": "Standard double-zero bets."
    },
    {
      "category": "roulette",
      "object": "La Partage even-money",
      "rules_or_payout": "single-zero; half returned on zero",
      "metric": "house_edge_percent",
      "value": 1.3513514,
      "unit": "percent",
      "source": "Wizard of Odds Roulette Basics",
      "notes": "Eligible even-money bets only."
    },
    {
      "category": "baccarat",
      "object": "Banker",
      "rules_or_payout": "8 decks; 5% commission",
      "metric": "house_edge_percent",
      "value": 1.0579,
      "unit": "percent",
      "source": "Wizard of Odds Baccarat Basics",
      "notes": "Standard commission game."
    },
    {
      "category": "baccarat",
      "object": "Player",
      "rules_or_payout": "8 decks; pays 1:1",
      "metric": "house_edge_percent",
      "value": 1.2351,
      "unit": "percent",
      "source": "Wizard of Odds Baccarat Basics",
      "notes": "Standard baccarat."
    },
    {
      "category": "baccarat",
      "object": "Tie",
      "rules_or_payout": "8 decks; pays 8:1",
      "metric": "house_edge_percent",
      "value": 14.3596,
      "unit": "percent",
      "source": "Wizard of Odds Baccarat Basics",
      "notes": "Standard Tie payout."
    },
    {
      "category": "blackjack-rule-impact",
      "object": "6:5 blackjack",
      "rules_or_payout": "relative to 3:2 baseline",
      "metric": "approx_house_edge_change_pp",
      "value": 1.39,
      "unit": "percentage_points",
      "source": "Wizard of Odds Blackjack Rule Variations",
      "notes": "Marginal rule effect, not complete-game edge."
    },
    {
      "category": "blackjack-rule-impact",
      "object": "Dealer hits soft 17",
      "rules_or_payout": "H17 relative to S17",
      "metric": "approx_house_edge_change_pp",
      "value": 0.22,
      "unit": "percentage_points",
      "source": "Wizard of Odds Blackjack Rule Variations",
      "notes": "Approximate marginal effect."
    },
    {
      "category": "blackjack-rule-impact",
      "object": "No DAS",
      "rules_or_payout": "double after split prohibited",
      "metric": "approx_house_edge_change_pp",
      "value": 0.14,
      "unit": "percentage_points",
      "source": "Wizard of Odds Blackjack Rule Variations",
      "notes": "Approximate marginal effect."
    },
    {
      "category": "craps",
      "object": "Pass/Come",
      "rules_or_payout": "line bet only",
      "metric": "house_edge_percent",
      "value": 1.414,
      "unit": "percent",
      "source": "Wizard of Odds Craps Basics",
      "notes": "Line-bet benchmark."
    },
    {
      "category": "craps",
      "object": "Pass/Come + 1x odds",
      "rules_or_payout": "published blended benchmark",
      "metric": "blended_house_edge_percent",
      "value": 0.848,
      "unit": "percent",
      "source": "Wizard of Odds Craps Basics",
      "notes": "Odds themselves have no house edge; denominator convention matters."
    },
    {
      "category": "craps",
      "object": "Pass/Come + 3x-4x-5x odds",
      "rules_or_payout": "published blended benchmark",
      "metric": "blended_house_edge_percent",
      "value": 0.374,
      "unit": "percent",
      "source": "Wizard of Odds Craps Basics",
      "notes": "Use as a percentage comparison benchmark."
    }
  ]
}