Premise: A person attempting a stunt using a snowboard and some wooden pallets while it is dark outside with snow on the ground .
Correct statement: It is probable that there are people watching .
Incorrect statement: It is impossible that there are people watching .
Correct statement: There is a better than even chance that a person is happily attempting a stunt .
Incorrect statement: It is highly unlikely that a person is happily attempting a stunt .
Correct statement: There is almost no chance that a human is a professional snowboarder .
Incorrect statement: There is a very good chance that a human is a professional snowboarder .
Correct statement: There is a very good chance that a person is taking a risk on a winter evening .
Incorrect statement: Chances are slight that a person is taking a risk on a winter evening .
Correct statement: It is highly unlikely that a snowboard instructor is spending his evening after work trying to perfect a new move .
Incorrect statement: Chances are about even that a snowboard instructor is spending his evening after work trying to perfect a new move .