Loi binomiale - Sebjaumaths

p
•S p(S) = p
•¯ S p(¯ S) = 1 −p
p(S) = .............
p(¯ S) = .............
p X
X p
xi
P(X=xi) 1 −p p
X
............
xi
P(X=xi)............. .............
X p
E(X) = p V (X) = p(1 −p)σ(X) = pp(1 −p)

n
n
n p
X∼ B(n, p)
k0n
P(X=k) = n
kpk×(1 −p)n−k
X
X∼ B(......, ......)
P(X= 3) = .........................................
X n p
E(X) = np V (X) = np(1 −p)σ(X) = pnp(1 −p))