A group of three women and one man peer into a store window .
There is a better than even chance that there is a group of three men and one woman eating pizza in a restaurant .
It is impossible that there is a group of three men and one woman eating pizza in a restaurant .
There is a better than even chance that there is a group of three men and one woman eating pizza in a restaurant .
There is a group of three men and one woman eating pizza in a restaurant .