Probability plays a crucial role in Roulette, as it determines the likelihood of winning or losing. In Roulette, the probability of a specific outcome is determined by the number of possible outcomes and the number of favorable outcomes. For example, the probability of landing on a specific number is 1/37, since there are 37 numbers on the wheel and only one of them is favorable. The probability of winning a bet is also influenced by the type of bet placed, with inside bets (e.g., betting on a specific number) having lower probabilities than outside bets (e.g., betting on red or black). Understanding probability can help players make informed decisions about which bets to place and how much to wager, ultimately improving their chances of winning.