Premise: A class full of students .
Correct statement: There is almost no chance that a class full of students are watching a movie .
Incorrect statement: Chances are about even that a class full of students are watching a movie .
Correct statement: There is a better than even chance that a class full of students listening to a lecture .
Incorrect statement: It is highly unlikely that a class full of students listening to a lecture .
Correct statement: Chances are about even that a class of students waits to hear a science lecture .
Incorrect statement: It is impossible that a class of students waits to hear a science lecture .
Correct statement: There is a very good chance that there is a teacher at the front of the classroom
Incorrect statement: We doubt that there is a teacher at the front of the classroom
Correct statement: Chances are about even that a class full of math students .
Incorrect statement: It is impossible that a class full of math students .