While selecting a slot machine, volatility or variance is an additional consideration. Volatility refers to the risk involved in playing a particular slot machine. While high volatility slots offer bigger but less freslots 101quent wins, low volatility slots offer smaller but more frequent wins. Your bankroll management strategy and personal preferences will determine which slots have low or high volatility. High volatility slots might be your best option if you want the rush of huge wins and are prepared to take on additional risk. Conversely, low volatility slots might be a better choice if you'd rather have more steady wins and less risk involved.