Premise: A man is holding a hammer in one hand and piece of hot iron .
Correct statement: Chances are about even that a man holds a hammer and is the local blacksmith of the town .
Incorrect statement: It is impossible that a man holds a hammer and is the local blacksmith of the town .
Correct statement: It is probably not the case that a man making a knife .
Incorrect statement: It is certain that a man making a knife .
Correct statement: It is highly unlikely that a man making a sword .
Incorrect statement: There is a very good chance that a man making a sword .
Correct statement: There is a better than even chance that a metalurgist works
Incorrect statement: Chances are slight that a metalurgist works
Correct statement: It is highly likely that a man working on a project .
Incorrect statement: It is impossible that a man working on a project .