The Normal Distribution and the 68-95-99.7 Rule: 2026 Guide
Master the normal distribution and the 68-95-99.7 rule (Empirical Rule). Z-scores, area under the curve, and worked examples for AP Stats and SAT.
Predicting Crash Points: Why the Math Says No
Every crash round is generated from a hashed seed, independent of history. The 'memoryless' property means past crashes carry zero information.
