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KENO

 


Introduction

Keno is a popular lottery game that is available with all of the larger casino softwares. The game is one of the worst bets in the casino, with a house edge that varies from ~4% with Net Ent Jungle Keno to ~30% with Boss Media Keno. Like state lotteries, the chance of winning as much as $100,000 with a $1 bet can be appealing.

 

Rules and Play

The player is given a ticket with 80 numbers on it. He picks 1 to 15 numbers on the ticket. 20 winning numbers are selected randomly. The more of the player's picks that are selected, the bigger the payout.

 

Strategy

The are no strategy decisions in keno. All numbers have an equal chance of being selected. Optimal strategy is simply choosing the number of picks with the lowest house edge.

 

Expected Return

The table below lists the expected return with a variety of softwares. The number of picks with lowest house edge of each software is in bold. The games with the highest expected return are on the left and lowest on the right. Wagerworks and Net Ent offer two keno games with different payouts. Both are listed in the table. See the keno payout calculator for checking others.

Picks Net Ent: Jungle Keno Wagerworks: Krazy Keno Kismet Microgaming, Odds On, Rival, Top Game Playtech Random Logic Net Ent: Standard Keno Wagerworks: King Keno RTG Cryptologic Boss Media
1 -- -- 93.75% 75.00% -- 75.00% -- 92.00% 75.00% 75.00% --
2 96.20% 83.32%* 74.05% 92.09% 92.09% 91.14% 90.19% 89.98% 84.18% 72.15% 68.04%
3 95.74% 86.18%* 94.35% 93.04% 92.96% 92.31% 91.58% 89.97% 83.25% 73.54% 69.38%
4 96.08% 88.24%* 93.43% 93.79% 92.03% 92.36% 91.45% 89.93% 84.51% 73.79% 67.39%
5 95.65% 90.51%* 95.79% 93.87% 92.58% 92.07% 92.02% 89.93% 84.10% 73.22% 67.57%
6 96.19% 89.67%* 93.84% 93.79% 92.67% 92.75% 92.09% 89.80% 81.42% 71.61% 70.64%
7 96.00% 89.90%* 95.53% 94.15% 92.44% 92.36% 91.47% 89.37% 85.16% 72.41% 69.56%
8 96.27% 94.14%* 94.67% 92.90% 92.75% 92.44% 91.81% 89.61% 85.41% ~73%* 67.47%
9 96.28% 94.58%* 95.03% 93.43% 92.00% 92.38% 91.60% 89.81% 85.03% ~72%* 64.53%
10 96.09% 96.00%* 94.48% 94.54% 92.55% 92.25% 91.84% 89.60% 86.64% ~72%* 69.61%
11 -- -- 93.04% 93.10% -- -- -- -- 86.75% -- --
12 -- -- 93.86% 94.22% -- -- -- -- 84.31% -- --
13 -- -- 92.58% 94.90% -- -- -- -- 82.70% -- --
14 -- -- 91.41% 94.27% -- -- -- -- 85.41% -- --
15 -- -- 94.49% 94.39% -- -- -- -- 84.42% -- --
*Cryptologic 8-10 pick payout varies slightly depending on progressive jackpot
*Payout of Wagerworks Krazy Keno is ~80% without max credit bet and bonus ball

 

Variance

Variance in keno is generally high. See the payout calculator for checking variance with specific paytables.

 

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