Premise: Brightly dressed men doing acrobatics on a log .
Correct statement: It is improbable that the men are performing for a party
Incorrect statement: It is probable that the men are performing for a party
Correct statement: We doubt that two body builders work out
Incorrect statement: It is almost certain that two body builders work out
Correct statement: It is likely that the men are dressed brightly to get a lot of attention for their acrobatic maneuvers .
Incorrect statement: There is almost no chance that the men are dressed brightly to get a lot of attention for their acrobatic maneuvers .
Correct statement: There is almost no chance that the men are lumberjacks .
Incorrect statement: It is certain that the men are lumberjacks .
Correct statement: It is impossible that straight from Russia , these circus performers put on a performance of dexterity and agility for the appreciative crowd .
Incorrect statement: There is a very good chance that straight from Russia , these circus performers put on a performance of dexterity and agility for the appreciative crowd .