Premise: A group of people , the majority of whom are male , are standing at the foot of a flight of stairs looking up .
Correct statement: It is impossible that the people are watching a fight at the top of the stairs .
Incorrect statement: It is certain that the people are watching a fight at the top of the stairs .
Correct statement: There is a better than even chance that the people are waiting for someone to come down the stairs .
Incorrect statement: It is impossible that the people are waiting for someone to come down the stairs .
Correct statement: There is almost no chance that a group of people wait for a bride to come down stairs
Incorrect statement: It is probably the case that a group of people wait for a bride to come down stairs
Correct statement: It is highly unlikely that the male is wearing shorts .
Incorrect statement: Chances are about even that the male is wearing shorts .
Correct statement: It is impossible that the flight of stairs leads to a toy department .
Incorrect statement: It is highly likely that the flight of stairs leads to a toy department .