Premise: A boy in black waves his arms while other people are behind him on a field .
Correct statement: It is impossible that a boy is calling for the ball during a soccer game .
Incorrect statement: Chances are about even that a boy is calling for the ball during a soccer game .
Correct statement: It is impossible that a huge person waving
Incorrect statement: It is almost certain that a huge person waving
Correct statement: It is impossible that a boy is on a baseball field .
Incorrect statement: We believe that a boy is on a baseball field .
Correct statement: There is a very good chance that a boy tries to get attention
Incorrect statement: We doubt that a boy tries to get attention
Correct statement: It is highly unlikely that the boy is ten years old
Incorrect statement: It is certain that the boy is ten years old