Premise: two very muddy men drilling for oil
Correct statement: Chances are slight that two men are drilling through a rock
Incorrect statement: It is certain that two men are drilling through a rock
Correct statement: It is highly unlikely that several oil workers in muddy cloths closing off their oil drilling shift
Incorrect statement: Chances are about even that several oil workers in muddy cloths closing off their oil drilling shift
Correct statement: There is a better than even chance that the men are wearing black shoes .
Incorrect statement: There is almost no chance that the men are wearing black shoes .
Correct statement: We believe that two men are covered in dirt and oil , from spending all day drilling for oil .
Incorrect statement: It is probably not the case that two men are covered in dirt and oil , from spending all day drilling for oil .
Correct statement: It is almost certain that the guys are working at an oil rig .
Incorrect statement: It is improbable that the guys are working at an oil rig .