Premise: Middle-age students sitting in rows of tables listening to a teacher sitting in front of room behind desk .
Correct statement: It is almost certain that adult education students are listening to a lecture given by their professor .
Incorrect statement: Chances are slight that adult education students are listening to a lecture given by their professor .
Correct statement: It is likely that middle-age students sit in rows of tables listening to their teacher who is sitting talk about economics .
Incorrect statement: It is highly unlikely that middle-age students sit in rows of tables listening to their teacher who is sitting talk about economics .
Correct statement: Chances are about even that the teacher is teaching the students about classic literature .
Incorrect statement: It is almost certain that the teacher is teaching the students about classic literature .
Correct statement: It is probably the case that a group of college students are receiving instructions about their upcoming test .
Incorrect statement: There is little chance that a group of college students are receiving instructions about their upcoming test .
Correct statement: There is a better than even chance that a group of students attend a history class .
Incorrect statement: It is impossible that a group of students attend a history class .