Premise: A man wearing black swimming shorts and goggles comes out of the swimming pool while others look on .
Correct statement: There is a very good chance that he is a professional swimmer .
Incorrect statement: It is probably not the case that he is a professional swimmer .
Correct statement: There is a very good chance that he is competing .
Incorrect statement: We doubt that he is competing .
Correct statement: There is little chance that a man is hungry after swimming for many hours .
Incorrect statement: It is highly likely that a man is hungry after swimming for many hours .
Correct statement: It is impossible that a slowly man comes out of the swimming pool .
Incorrect statement: It is highly likely that a slowly man comes out of the swimming pool .
Correct statement: Chances are about even that the man just completed 25 laps in the pool
Incorrect statement: It is almost certain that the man just completed 25 laps in the pool