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
Answer:
JM is the diameter or 180°
MK = diameter - 21° = 159°
Step-by-step explanation:
Plug all the point into your calculator. Not sure if you need it y=mx+b but the R for that is r= -1