Premise: A man in blue slacks addresses an audience and reads a piece of paper .
Correct statement: It is impossible that the man forgot to memorize his speech .
Incorrect statement: There is a better than even chance that the man forgot to memorize his speech .
Correct statement: It is probably not the case that a man is holding a conference at work .
Incorrect statement: It is highly likely that a man is holding a conference at work .
Correct statement: We believe that the man is giving a speech .
Incorrect statement: It is impossible that the man is giving a speech .
Correct statement: It is impossible that man talks about paper
Incorrect statement: It is highly likely that man talks about paper
Correct statement: It is impossible that a man is speaking to children about dinosaurs .
Incorrect statement: There is a very good chance that a man is speaking to children about dinosaurs .