Another frequent misunderstanding concerns betting methods that promise to increase odds or guarantee wins. Some players mistakenly think that increasing their wager size will increase rummy wealthytheir chances of winning large sums of money or hitting a jackpot. Higher wagers do not change the odds of winning on any particular spin, even though they might entitle players to bigger jackpots on some machines. Also, rather than being grounded in statistical reality, many betting systems that guarantee success are based on faulty reasoning or anecdotal evidence.