**TI82** TxtView file generated by CalcText - Kourin _Probas_]˙Probabilités (TS)Probas: 1/bernouili: p(X=K)=(n)p^k(1-p)^n-k (k) E(X)=np -> esperance V(X)=np(1-p) -> Variance 2/ Conditionelles: P(AUB)=P(A)+P(B)-P(AnB) P(A/B)=P(AnB) / P(B) 3/Densité sans vieillissement: f(t)=a.e^(-a.t) paramčtre a P([c;d])=|-a a.e^(-a.t) dt |d p([e;+oo])=1-|c a.e^(a.t)dt |o˙ c