Premise: A man in blue pants and heavy work boots is cleaning white confetti from a street paved with bricks .
Correct statement: It is probably the case that a man cleans the street after a parade .
Incorrect statement: There is almost no chance that a man cleans the street after a parade .
Correct statement: Chances are about even that a man is cleaning confetti from a street because it 's his job .
Incorrect statement: It is impossible that a man is cleaning confetti from a street because it 's his job .
Correct statement: It is likely that a man with a trash can is picking confetti up off the street .
Incorrect statement: It is impossible that a man with a trash can is picking confetti up off the street .
Correct statement: It is likely that there was a parade earlier .
Incorrect statement: Chances are slight that there was a parade earlier .
Correct statement: We believe that a man is cleaning confetti strewn all over the road from a recent parade .
Incorrect statement: We doubt that a man is cleaning confetti strewn all over the road from a recent parade .