Answer: 28 r 1
Step-by-step explanation:
Answer:
I say "ok" to my parents when they ask a question as a joke, but that has happened to me and it's just annoying. If you don't find it funny then don't laugh at all and don't say anything-
Solution :
Given :
X = the number of boys in a family of four children
Families having four children are chosen randomly.
The gender distribution in the four child family are equally probable.
Thus,
X P(X) CDF
0
= 1/16 
1
= 1/4
2
= 3/8 
3
= 1/4 
4
= 1/16 1