Premise: a man in a black shirt has his back towards a woman .
Correct statement: There is a very good chance that a man has a clean black shirt .
Incorrect statement: It is highly unlikely that a man has a clean black shirt .
Correct statement: It is impossible that he is ignoring the woman behind him
Incorrect statement: It is certain that he is ignoring the woman behind him
Correct statement: It is impossible that a man in a black shirt looks away from a woman due to embarrassment .
Incorrect statement: It is highly likely that a man in a black shirt looks away from a woman due to embarrassment .
Correct statement: It is impossible that the woman is wearing a dress .
Incorrect statement: It is probably the case that the woman is wearing a dress .
Correct statement: There is a better than even chance that a man in a black shirt can not see his wife standing behind him .
Incorrect statement: There is little chance that a man in a black shirt can not see his wife standing behind him .