Premise: The worker is standing on a ladder on a city sidewalk repairing the building with a large drill .
Correct statement: It is highly likely that a worker is fixing damage on a building .
Incorrect statement: It is improbable that a worker is fixing damage on a building .
Correct statement: It is improbable that the ladder is aluminum .
Incorrect statement: We believe that the ladder is aluminum .
Correct statement: There is a better than even chance that the worker is too short to reach the broken part of the building .
Incorrect statement: Chances are slight that the worker is too short to reach the broken part of the building .
Correct statement: Chances are about even that the worker is repairing a sign .
Incorrect statement: It is highly unlikely that the worker is repairing a sign .
Correct statement: There is a better than even chance that a man repairs a cracked wall
Incorrect statement: It is highly unlikely that a man repairs a cracked wall