Premise: An Aikido student striking an attack in a demonstration to other students who stand patiently on the side of the mat .
Correct statement: Chances are about even that an aikido student demonstrating high flying kick to other students
Incorrect statement: It is certain that an aikido student demonstrating high flying kick to other students
Correct statement: It is unlikely that a young girl is showing off her Aikido skills to the other students .
Incorrect statement: It is certain that a young girl is showing off her Aikido skills to the other students .
Correct statement: There is almost no chance that a martial arts student is attempting to obtain a black belt in his discipline .
Incorrect statement: We believe that a martial arts student is attempting to obtain a black belt in his discipline .
Correct statement: It is unlikely that an Aikido student demonstrates the attack he learned this morning .
Incorrect statement: It is likely that an Aikido student demonstrates the attack he learned this morning .
Correct statement: It is highly unlikely that a person performs a karate move for his teacher .
Incorrect statement: It is probably the case that a person performs a karate move for his teacher .