Modern casino slot games are controlled by computer software, and the win percentages are pre-programmed into the game software.
Casino slot machines have RNGs that are endlessly generating combinations, even when the machine is not currently being played.
Running simultaneously with the random # generator of the casino one-armed bandit is the payout rate per cent.
The pay out per cent controls how much the slot machine game will pay out, for e.g. the pay per cent could be 90%, meaning the one arm bandit will payout ninety percent of all the wagers played, and the casino only gets to keep 10 percent.
This does not imply that every time you bet 10 credits you will receive nine in return – where’s the fun and exhilaration in that? Instead, the casino slot machine game just won’t pay out for a while, and then suddenly fire up a hot streak and you might draw the big pot prize.
The payoff %s will vary between the different games and a couple of the very popular casinos, for example Golden Online Casino, which hands out a pay out of up to ninety-five per cent!
As a result, in essence, the one-armed bandit takes all the cash played into it and pays it out to a handful of privileged winners. The casino only gets to keep a generally petite percentage of all the plays placed.
The casino one armed bandit software controls each part of the machine, from the flickering lights to the circulating of the reels.
When you hit spin on the slot machine game, a combination is produced by the RNG which relates to the pictures on the reel.