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STAGE 2 STRESS TEST · 1-2-3-5 VS FLAT BETTING
1-2-3-5 Four-Step Ladder vs. Flat 1-Unit Baseline — Single-Alternating Chop under 5% Banker Commission (72-Hand Stress Test)
Within eight-deck testbed S157-0, a 60-unit bankroll facing 72 coups of 5% Comm Chop (chop) and a 50-unit maximum wager computes 15.49% ruin (1.19u expected loss) on 1-2-3-5 Four-Step Ladder versus 5.84% ruin (0.79u expected loss) on Flat 1-Unit Baseline. Because every 8-deck coup is statistically independent under 5% Banker Commission (0.95:1) (1.0579% edge), progression rules alter drawdown speed and table-cap collisions without changing per-hand expectation.
- 1-2-3-5 Ruin Rate
- 15.49%
- Flat Betting Ruin Rate
- 5.84%
- Peak Trough (2-Run)
- -18u
- 5% Comm Chop House Edge
- 1.0579%