Premise: A man playing a guitar on stage under red light .
Correct statement: It is highly likely that a man playing a guitar for a performance at a show .
Incorrect statement: We doubt that a man playing a guitar for a performance at a show .
Correct statement: Chances are slight that man playing steel guitar on stage
Incorrect statement: It is likely that man playing steel guitar on stage
Correct statement: It is impossible that the man is playing an Elvis song .
Incorrect statement: It is almost certain that the man is playing an Elvis song .
Correct statement: It is almost certain that the man is a musician .
Incorrect statement: It is probably not the case that the man is a musician .
Correct statement: It is impossible that a man is teaching guitar .
Incorrect statement: Chances are about even that a man is teaching guitar .