# Family

What is the probability that a family with 7 childrens have:

1. exactly 5 girls?
2. 7 girls and 0 boys?

Consider the birth probability of a girl is 48.69% and boy 51.31%.

Result

p1 =  15.1 %
p2 =  0.6 %

#### Solution:

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#### To solve this example are needed these knowledge from mathematics:

Would you like to compute count of combinations?

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