Distinguish 71184

We randomly choose a family with three children. We distinguish between gender and age. Determine the probability that:
a) the youngest girl will be among the children
b) all children will be of the same sex

Correct answer:

p1 =  0.5
p2 =  0.25

Step-by-step explanation:

p=21=0.5  p1=p=21=0.5
p2=2 p3=2 213=41=0.25

Did you find an error or inaccuracy? Feel free to write us. Thank you!

Tips for related online calculators
Need help calculating sum, simplifying, or multiplying fractions? Try our fraction calculator.
Would you like to compute the count of combinations?

Related math problems and questions: