Premise: The ground is covered in snow .
Correct statement: Chances are about even that the first snowfall of the year .
Incorrect statement: It is almost certain that the first snowfall of the year .
Correct statement: It is likely that the snow on the ground has been there for days .
Incorrect statement: It is impossible that the snow on the ground has been there for days .
Correct statement: It is almost certain that the snow is white .
Incorrect statement: It is improbable that the snow is white .
Correct statement: There is a better than even chance that it is snowing .
Incorrect statement: Chances are slight that it is snowing .
Correct statement: There is little chance that the ground is slippery .
Incorrect statement: There is a better than even chance that the ground is slippery .