Premise: A woman talking on a cellphone and a man with a mustache emerge up the stairs from an underground subway .
Correct statement: There is little chance that a couple come out of the underground
Incorrect statement: It is certain that a couple come out of the underground
Correct statement: We doubt that the two people are walking home after a ride on the subway .
Incorrect statement: It is almost certain that the two people are walking home after a ride on the subway .
Correct statement: It is impossible that a women is talking to her sister about the man she saw .
Incorrect statement: Chances are about even that a women is talking to her sister about the man she saw .
Correct statement: It is impossible that a husband and wife are visiting New York City .
Incorrect statement: It is probably the case that a husband and wife are visiting New York City .
Correct statement: There is almost no chance that the man and woman are heading to the same place .
Incorrect statement: There is a better than even chance that the man and woman are heading to the same place .