An adult and a child , both wearing hats , are outside , looking at a black and white rooster in a cage .
Chances are about even that an adult male and a female child are wearing blue hats while looking at birds .
It is highly unlikely that an adult male and a female child are wearing blue hats while looking at birds .
Chances are about even that an adult male and a female child are wearing blue hats while looking at birds .
An adult male and a female child are wearing blue hats while looking at birds .