Question

A fair coin is used to simulate the gender of each child in a family with three children.

a.) How could the faces of the coin be used to represent a child’s gender?

Answer 1

50/50 chance for all 3 children

Answer 2

Explanation:

Let heads be the number of males

Let tails be the number of females.

There are 8 ways a family of 3 could be described.

H H H

H H T

H T H

H T T

T H H

T H T

T T H

T T T

So H T H means the oldest child is a male the middle child is a female and the youngest child is H which is a male.