kenoCalculating Keno Odds in ExcelA practical guide to building a keno odds calculator in Excel, from the combinatorics behind the game to the formulas that produce probabilities for any spot count.130
slot machinesHow Slot Probability Is CalculatedSlot odds come from reel layouts and symbol counts, not from a machine being due. Here is how to work through the arithmetic and why the result is always a long-run average.100
rouletteRoulette Standard Deviation, Worked Step by StepA plain-language walkthrough of the standard deviation formula for roulette bets, what the result means for a session, and why short-run swings are not a forecast of profit.70
slot machinesHow Slot Machine Credits Are CalculatedLearn what a slot credit represents, how stake and denomination convert cash into credits, and why the paytable and information panel matter more than the credit count.40
slot machinesSlot Payout Calculator Apps and Why They Can't Predict WinsApps that estimate slot payouts work from published figures and your session inputs, not from any ability to predict outcomes. Here is what they can and cannot calculate, and how to read the numbers yourself.100
slotsReading a Gong Xi Fa Cai Slot Before You SpinHow a Gong Xi Fa Cai-style slot resolves each spin, what the paytable and information panel tell you, and what stake size and volatility do and do not change.80
slotsHow Online Slots Resolve a SpinA spin's result is set the instant you press the button, and no play pattern changes the programmed return. Here is how the RNG, reel mapping, volatility and jackpot mechanics work, and how to read a game's information panel.130
slotsWhat Decides a Slot Spin: RNG, Paylines and VolatilityA slot spin resolves through a random number generator mapped to reel positions, not through timing or patterns. This explains how outcomes are decided and what stake size and volatility do and do not change.50