All of the recent children born into Jessica's family have been males, so there is a lot of pressure for her and her husband Matt to have the first granddaughter.In fact, everyone is sure that their first child will be a girl, because the family is due to have one! Unfortunately for their families, this logic is false because:
A) the birth of a girl occurs only under the law of large numbers.
B) the sex of their child is independent of that of any previous children born.
C) the probability of a girl is less than that of a boy being born.
D) an illusory correlation exists between gender and family expectations.

Question

Quizplus · Accepted Answer

The sex of a child is determined independently of the sex of any previous children born, so the probability of having a girl is 50%. The expectation of having a granddaughter is based on an illusory correlation and not on the actual probability.

All of the Recent Children Born into Jessica's Family Have