Premise: Martial arts students practice outside building .
Correct statement: There is a very good chance that martial artists practice their performance routine outside .
Incorrect statement: It is unlikely that martial artists practice their performance routine outside .
Correct statement: There is almost no chance that the martial arts students were all female .
Incorrect statement: Chances are about even that the martial arts students were all female .
Correct statement: It is highly likely that a group of people are practicing martial arts with their teacher .
Incorrect statement: We doubt that a group of people are practicing martial arts with their teacher .
Correct statement: It is unlikely that a Tae Kwan Do class is meeting outside in sunny weather to practice their moves .
Incorrect statement: It is almost certain that a Tae Kwan Do class is meeting outside in sunny weather to practice their moves .
Correct statement: Chances are slight that martial arts students are training for an upcoming competition .
Incorrect statement: It is probably the case that martial arts students are training for an upcoming competition .