Premise: A man on stilts is playing a tuba for money on the boardwalk .
Correct statement: It is probably the case that a man dressed up in a costume playing for money on the boardwalk
Incorrect statement: It is probably not the case that a man dressed up in a costume playing for money on the boardwalk
Correct statement: It is impossible that a man on stilts is playing a tuba while guggling something on the boardwalk .
Incorrect statement: It is certain that a man on stilts is playing a tuba while guggling something on the boardwalk .
Correct statement: It is likely that there are many people on the boardwalk .
Incorrect statement: It is probably not the case that there are many people on the boardwalk .
Correct statement: It is unlikely that a man is working to entertain crowds on a busy summer day
Incorrect statement: It is certain that a man is working to entertain crowds on a busy summer day
Correct statement: It is highly unlikely that a down-on-his-luck tuba player is trying to earn money to pay his rent .
Incorrect statement: It is likely that a down-on-his-luck tuba player is trying to earn money to pay his rent .