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Question
Mathematics
Among 2 children, a child may equally be a boy or a girl if the probability that exactly one of them is a boy is p, then 6 p=
Q. Among
2
children, a child may equally be a boy or a girl if the probability that exactly one of them is a boy is
p
, then
6
p
=
53
129
Probability - Part 2
Report Error
A
1
B
2
C
3
D
4
Solution:
Required probability
=
p
=
2
C
1
(
2
1
)
(
2
1
)
=
2
1
∴
6
p
=
3