Premise: Two construction workers cutting a piece of concrete road .
Correct statement: Chances are about even that there is another worker standing on a shovel a few feet away .
Incorrect statement: It is highly unlikely that there is another worker standing on a shovel a few feet away .
Correct statement: There is a better than even chance that one of the men is running a jackhammer .
Incorrect statement: Chances are slight that one of the men is running a jackhammer .
Correct statement: Chances are slight that two men are repaving a highway .
Incorrect statement: There is a better than even chance that two men are repaving a highway .
Correct statement: There is a very good chance that two construction workers remove damaged concrete from a road .
Incorrect statement: It is impossible that two construction workers remove damaged concrete from a road .
Correct statement: It is certain that some workers are doing their job
Incorrect statement: It is probably not the case that some workers are doing their job