Premise: A small boy grins in a crowd full of people posing with their eyes closed in a sleeping position .
Correct statement: It is likely that a boy grins in a crowd of people knowing that he should have his eyes closed too
Incorrect statement: We doubt that a boy grins in a crowd of people knowing that he should have his eyes closed too
Correct statement: It is impossible that a small boy laughs at a joke .
Incorrect statement: It is probably the case that a small boy laughs at a joke .
Correct statement: It is unlikely that there are people going to sleep .
Incorrect statement: It is almost certain that there are people going to sleep .
Correct statement: It is impossible that a blonde person grinning
Incorrect statement: It is almost certain that a blonde person grinning
Correct statement: Chances are about even that a boy grins because he 's in a crowd of people .
Incorrect statement: It is impossible that a boy grins because he 's in a crowd of people .