Premise: A boy on a skateboard grinding down a handrail .
Correct statement: It is likely that the boy is grinding down the handrail while it 's sunny .
Incorrect statement: It is probably not the case that the boy is grinding down the handrail while it 's sunny .
Correct statement: There is little chance that a boy shows off his new skateboard .
Incorrect statement: It is highly likely that a boy shows off his new skateboard .
Correct statement: It is unlikely that a skateboarder is grinding their way to class .
Incorrect statement: It is certain that a skateboarder is grinding their way to class .
Correct statement: There is a better than even chance that the amateur skater must have perfect form on the handrail .
Incorrect statement: There is almost no chance that the amateur skater must have perfect form on the handrail .
Correct statement: We doubt that the boy is riding down the handrail and following his friend .
Incorrect statement: It is probable that the boy is riding down the handrail and following his friend .