RTP Data

Myths: Betting Systems and Casino Beliefs

Betting systems and casino beliefs tested against the maths: Martingale, the gambler's fallacy, hot and cold machines and more.

Doubling up after losses, waiting for a colour that is “due”: this chapter tests popular systems and beliefs against the numbers.

Start with Why the Martingale System Fails.

Entries in this chapter

Myths

The Gambler's Fallacy: Monte Carlo, 1913

The night black came up 26 times in a row at Monte Carlo, the exact odds of that streak, and why past spins never make the next one more likely.

· 3 min read
Myths

Casino Math Glossary

House edge, RTP, expected value, variance, true odds and gambler's ruin: the terms of casino mathematics explained briefly, with links.

· 3 min read
Myths

Why the Martingale System Fails

The Martingale doubles after every loss to win back one unit. Here is why table limits and finite money turn its many small wins into rare, ruinous losses.

· 4 min read
Roulette odds and house edge calculatorAny wheel, any bet: probability, payout, house edge and the cost of a session.