Question

Given XI B(n,p) If n = 10 and E(X) = 5 find p.​

Answer 1

Answer:

1/2

Step-by-step explanation:

binomial distribution

B(n,p)

mean E(X)=np

given E(X)=5 and n=10

5=10×p

5/10=p

then p=1/2