Premise: This man with a white hard hat , and gray vest , and long-sleeve shirt is standing on top of a roof .
Correct statement: Chances are about even that the city worker prepares to work on the power line above the house .
Incorrect statement: It is impossible that the city worker prepares to work on the power line above the house .
Correct statement: It is probable that a construction worker taking measurements on a roof .
Incorrect statement: It is highly unlikely that a construction worker taking measurements on a roof .
Correct statement: Chances are slight that worker makes sure their are no more nails sticking out
Incorrect statement: It is almost certain that worker makes sure their are no more nails sticking out
Correct statement: We believe that a man is trying to survey the areas that need fixing
Incorrect statement: There is almost no chance that a man is trying to survey the areas that need fixing
Correct statement: There is a better than even chance that a man is looking for something on a roof .
Incorrect statement: It is impossible that a man is looking for something on a roof .