Premise: A young man is ' heading ' a ball while on the beach , another young man , in the background , looks at him .
Correct statement: There is a very good chance that a young man is happily 'heading ' a ball .
Incorrect statement: It is improbable that a young man is happily 'heading ' a ball .
Correct statement: It is highly unlikely that heavy people on the beach
Incorrect statement: Chances are about even that heavy people on the beach
Correct statement: Chances are slight that two men play a game of beach volleyball together .
Incorrect statement: It is probable that two men play a game of beach volleyball together .
Correct statement: Chances are about even that the young man headed a volleyball .
Incorrect statement: There is almost no chance that the young man headed a volleyball .
Correct statement: It is certain that a man bumps a ball with his head .
Incorrect statement: Chances are slight that a man bumps a ball with his head .