The “Win Percent” for slot devices provides a ratio which represents the reported win amount divided by the total dollar amount played by patrons.”īogan, known as on Twitter, provided a succinct breakdown of why this difference in win percentage calculation matters: “The “Win Percent” for games provides a ratio which has been adjusted for effects of credit play. In the introduction, the NGCB provides some clarity about how casino win percentage is calculated: At least according to these state return statistics. Slots do have a better house edge than table games. I guess the mathematically inclined professor is right. This, seemingly, is far better than their table game counterparts. The statewide casino win percentage on 1-cent slots was about 10%, 5-cent slots were just under 6%, and dollar slots were at 7%. Let’s look at the win percentage for slots. Quite a shocker, since these are widely regarded as some of the best games, house edge-wise, in the casino, at 1.36%, 0.28% (with good rules), and 1.06% respectively according to Wizard of Odds. If we look at the win percentage of popular games (page 2) it shows that the casinos’ win percentage for craps is about 13%, blackjack is 10%, and baccarat is about 21%. I’m going to look at the statewide, nonrestricted locations for June 2022 from the Nevada Gaming Control Board (NGCB), which is what I assume he’s referencing. So let’s check out state return statistics from Nevada to verify. But he says he has proof in the form of the state return statistics from Nevada and New Jersey. Again, there’s proof in the state return statistics from Nevada and New Jersey.”

“For example, they say table games have better odds than slot machines. Towards the end, Professor Slots questions the myth regarding a popular mathematical refrain, that table games are better, statistically speaking, than slots:

How to win on slots