Premise: Someone is looking out their window watching the mailman deliver their mail and drive on to the next house .
Correct statement: It is improbable that an old lady looks out the window and sees the mailman .
Incorrect statement: It is highly likely that an old lady looks out the window and sees the mailman .
Correct statement: It is unlikely that a young person looking .
Incorrect statement: It is certain that a young person looking .
Correct statement: It is probably not the case that a person is sitting on a chair in a house .
Incorrect statement: It is almost certain that a person is sitting on a chair in a house .
Correct statement: There is a very good chance that the mailman is wearing a blue hat .
Incorrect statement: It is probably not the case that the mailman is wearing a blue hat .
Correct statement: It is almost certain that someone is looking out their window , waiting for the mail .
Incorrect statement: It is impossible that someone is looking out their window , waiting for the mail .