Premise: A man wearing a red life vest waves as he waterskiis .
Correct statement: There is a better than even chance that a man is waterskiing on a beautiful lake .
Incorrect statement: It is impossible that a man is waterskiing on a beautiful lake .
Correct statement: There is almost no chance that a man is wearing a life vest and blue swim trunks .
Incorrect statement: It is certain that a man is wearing a life vest and blue swim trunks .
Correct statement: There is a better than even chance that a man is waving at his family while he waterskiis
Incorrect statement: Chances are slight that a man is waving at his family while he waterskiis
Correct statement: It is certain that a man is behind a boat .
Incorrect statement: There is little chance that a man is behind a boat .
Correct statement: It is certain that the man on waterskiis is being pulled by a boat .
Incorrect statement: There is little chance that the man on waterskiis is being pulled by a boat .