Plz answer fast i need tmorow is my exam
2.1000 famlies wih 2 childern were slected randomly and and the followiing data were recorded
no . of girls in famlies :0,1,2
no. of famlies :158,419,423 respectively
find the probablity:1.nogirl,
2.1girl
3.2 girl
4.at most one girl
5. at least one girl
6.more girls than boys ----------- ( Explain this in detail)
For the given table i.e.,
| Number of girls in families | Number of families |
| 0 | 158 |
| 1 | 419 |
| 2 | 423 |
Total number of families = 1000
(1) Required Probability = 
= 0.158
(2) Required Probability = 
= 0.419
(3) Required Probability = 
= 0.423
(4) At most 1 girl means no girl or one girl
Required Probability = 
= 0.577
(5) At least 1 girl means one girl or two girls
Required Probability = 
= 0.842
(6) More girls than boys means 2 girls
Required Probability = 
= 0.423