wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

It is given that a family of 3 children has two girls, what is the probability that the other child is also a girl?

A
0.50
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
0.75
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
13
No worries! We‘ve got your back. Try BYJU‘S free classes today!
D
14
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
Open in App
Solution

The correct option is B 14
Probability that child is girl=1/2
Probability that the other child is also a girl given that two are already girls=
ProbabiltythatchildisagirlgiventwoarealreadygirlProbabiltythatchildisgirl
=3C11/21/21/23C11/2=1/4

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Conditional Probability
MATHEMATICS
Watch in App
Join BYJU'S Learning Program
CrossIcon