Premise: With a pack and ski pole on the ground , a man wearing a winter coat is holding a tent while other tents are already set up .
Correct statement: It is impossible that the man is an eskimo
Incorrect statement: Chances are about even that the man is an eskimo
Correct statement: It is impossible that men are setting up tents on Mt Everest .
Incorrect statement: Chances are about even that men are setting up tents on Mt Everest .
Correct statement: It is impossible that a man is packing away his tent .
Incorrect statement: It is probable that a man is packing away his tent .
Correct statement: It is impossible that the butler is keeping an eye on his boss 's equipment while he hurriedly completes setting up the last tent , while trying not to get his new white coat dirty .
Incorrect statement: It is probably the case that the butler is keeping an eye on his boss 's equipment while he hurriedly completes setting up the last tent , while trying not to get his new white coat dirty .
Correct statement: It is highly likely that a man is trying to set up his tent in the snow
Incorrect statement: It is highly unlikely that a man is trying to set up his tent in the snow