It depends on the couples' genes. Also, at present the probability of a girls is approx 0.48
Chat with our AI personalities
50/50
1:1
It is not possible to answer the question because:the total number of children that the couple had is not known;the gender of the child depends [mainly] on the father, and is not 0.5;the gender of each child is not independent of the gender of previous children.
3 out of 7
Since the probability of having a son is about 1/2, the probability of the first 4 children being boys is about (1/2)4.