Premise: A large group of people fill a street .
Correct statement: It is highly unlikely that a large group of people are in the street for a concert .
Incorrect statement: Chances are about even that a large group of people are in the street for a concert .
Correct statement: It is likely that a large group of people preparing to march .
Incorrect statement: It is probably not the case that a large group of people preparing to march .
Correct statement: There is a better than even chance that a large group of people are in the street shouting .
Incorrect statement: It is improbable that a large group of people are in the street shouting .
Correct statement: Chances are slight that the crowd is a mob
Incorrect statement: There is a better than even chance that the crowd is a mob
Correct statement: There is a better than even chance that people in the street are part of a parade .
Incorrect statement: It is impossible that people in the street are part of a parade .