But in cases where there are only a few machines in a given denomination, you might be able to make an informed choice. How useful is this information in determining a particular slot machine’s payout percentage? It’s not great. In Mississippi, you can look up slot statistics by game denomination in three different geographical areas. In most states with these regulations, the reports are monthly and are territorial. The best information available to most American slots players comes in the form of monthly (or sometimes annual) reports by state gaming boards and other regulators, who in some cases are required to report slot machine data in a general way. Determine Slot Payout Percentage by Researching Average Payouts That’s not a great way to play as an advantage gambler, but it could steer more casual slots players toward or away a particular game. For example, if you know a game’s default is 90%, your expectation of that game should be more like 88% to 92% on any given day.
I guess you could get a decent sense of a game’s RTP, so long as you don’t mind being off by a couple of percentage points. This kind of information is proprietary and there’s no legal way you’ll be able to find out that Machine X has been set to 96% this month or whatever.
You won’t ever know if a slot at a particular brick-and-mortar or online casino has been set to the manufacturer’s default.